loose

IPA/luːs/
KK[lˈus]IPA/luːs/

loose — adjective

  • loosepositive
  • loosercomparative
  • loosestsuperlative

1. Describing something that moves or can be moved from its proper place, because i

1.adjectiveB1
Definition

Describing something that moves or can be moved from its proper place, because it has not been fixed or fastened tightly enough.

Example

Walid noticed the loose screw on the kitchen cabinet door.

collocation: loose screw

The dentist told Ayana her front tooth was getting loose.

collocation: loose tooth

Common collocations
  • loose screw
  • loose tooth
  • loose wire
  • loose bolt
  • loose nail
  • come loose
  • work loose
  • shake loose
Synonyms
  • slack

    emphasizes lack of tension rather than insecure fixing

  • unstable

    suggests something may tip or fall, not just move

  • unfastened

    formal; focuses on the absence of a fastener

Antonyms
  • tight

    firmly fixed or fastened

  • secure

    properly fastened so as not to move

Usage Note

Commonly used with 'come', 'work', or 'shake' to describe gradual loosening over time (e.g. 'the handle worked loose').

Common Mistakes

The screw is lose.
The screw is loose.
'Lose' is a verb meaning to misplace; 'loose' is an adjective meaning not fixed.

2. Hair that hangs freely without being tied, pinned, or braided into place.

2.adjectiveB1
Definition

Hair that hangs freely without being tied, pinned, or braided into place.

Example

Mira wore her hair loose at the summer wedding.

The wind blew Élise's loose hair across her face as she walked along the beach.

common context: wind and loose hair

Common collocations
  • wear hair loose
  • loose hair
  • leave hair loose
Synonyms
  • unbound

    literary or formal; same meaning

  • flowing

    focuses on movement, often positive

  • down

    colloquial: 'wearing her hair down'

Antonyms

Usage Note

Only used of hair — not of ribbons, laces, or other things that can be untied. For those, use 'untied' or 'undone'.

Common Mistakes

She wore her scarf loose around her neck.
She wore her scarf loosely around her neck.
Use 'loosely' (adverb) for how something is worn; 'loose hair' is a fixed adjective phrase.

3. Items that are not packed together, wrapped, or fastened as a single unit, often

3.adjectiveB1
Definition

Items that are not packed together, wrapped, or fastened as a single unit, often sold individually or by weight rather than in a sealed container.

Example

The shop sells loose tea leaves by weight rather than in bags.

collocation: loose tea

Vikram put a handful of loose change into the parking meter.

collocation: loose change

Common collocations
  • loose change
  • loose tea
  • loose papers
  • loose sheets
  • loose vegetables
  • loose-leaf
Synonyms
  • bulk

    sold in large quantities without packaging

  • unpackaged

    formal; without any wrapping

  • separate

    general; not necessarily about packaging

Antonyms

Usage Note

Particularly common in retail contexts. 'Loose change' = coins not in a wallet or purse; 'loose tea' = tea sold in bulk; 'loose-leaf' = paper that can be added or removed from a binder.

4. In team ball sports where players try to score goals, describing a ball or puck

4.adjectiveB2
Definition

In team ball sports where players try to score goals, describing a ball or puck that no player has yet gained control of.

Example

Christopher jumped for the loose ball and passed it to his teammate.

collocation: loose ball

The goalkeeper ran out to grab the loose ball before the striker could reach it.

Common collocations
  • loose ball
  • loose puck
  • fight for a loose ball
Synonyms
  • unclaimed

    general term; not specific to sports

Antonyms

Usage Note

Restricted to sports commentary and analysis. Not used for other kinds of unclaimed objects. 'Loose ball' is most common in basketball and football (soccer); 'loose puck' in ice hockey.

5. Describing clothing that has extra space and does not press against the body, al

5.adjectiveA2
Definition

Describing clothing that has extra space and does not press against the body, allowing comfortable movement.

Example

Ayana wore a loose cotton dress to stay cool in the summer heat.

collocation: loose dress

After the meal, Walid changed into a loose shirt.

collocation: loose shirt

Common collocations
  • loose dress
  • loose shirt
  • loose trousers
  • loose jeans
  • loose sleeves
  • loose fit
Synonyms
  • baggy

    often implies very loose, possibly shapeless

  • roomy

    positive connotation; comfortably spacious

  • loose-fitting

    the standard neutral term

  • slouchy

    informal; deliberately relaxed fit

Antonyms
  • tight

    fitting closely or too closely

  • snug

    fitting comfortably close

  • skinny

    very tight (of jeans or trousers)

Usage Note

Opposite of 'tight' in clothing. Can describe specific parts of garments ('loose sleeves', 'loose waistband'). For shoes, 'loose' is less common — 'loose-fitting' or 'roomy' are preferred.

Common Mistakes

These shoes are too loose for me to walk.
These shoes are too loose for me to walk in.
A preposition is needed when describing the action done while wearing loose items.

6. Lacking strictness, exactness, or careful organization — allowing for flexibilit

6.adjectiveB2
Definition

Lacking strictness, exactness, or careful organization — allowing for flexibility, errors, or different interpretations.

Example

The teacher gave a loose translation so the class could grasp the poem's main idea.

collocation: loose translation

Mira accused the committee of using loose accounting rules that hid the real costs.

collocation: loose rules

Common collocations
  • loose translation
  • loose interpretation
  • loose rules
  • loose sense
  • loose reasoning
  • loose organization
Synonyms
  • vague

    stronger emphasis on lack of clarity

  • imprecise

    formal; focuses on lack of exactness

  • relaxed

    positive spin; suggests flexibility on purpose

  • lax

    negative; suggests carelessness

Antonyms
  • strict

    enforced with precision

  • precise

    exact and accurate

  • tight

    carefully controlled or restricted

Usage Note

Used for rules, translations, interpretations, thinking, and organizations. Opposite of 'strict', 'precise', or 'tight'. Frequently seen in criticism ('loose reasoning', 'loose logic').

Common Mistakes

The knot is loose' (when meaning unclear/ambiguous).
The knot is loose' (when meaning not tight).
For abstract 'not exact', the subject matters: use 'loose' for reasoning, rules, translations — not for physical objects. That sense is adj/1.

7. Behaving in a way that does not follow accepted moral standards, especially rega

7.adjectiveC1
Definition

Behaving in a way that does not follow accepted moral standards, especially regarding sexual relationships and personal conduct.

Example

The old novel was criticized for portraying a loose woman who left her husband.

historical usage: loose woman

Vikram's grandmother called the late-night parties loose living that would shame the family.

collocation: loose living

Common collocations
  • loose woman
  • loose morals
  • loose living
  • loose behaviour
Synonyms
  • promiscuous

    more clinical; focuses on sexual behaviour specifically

  • immoral

    broader; covers all moral failings, not just sexual

  • dissolute

    formal; suggests self-indulgent, morally corrupt living

Antonyms
  • virtuous

    having high moral standards

  • chaste

    abstaining from sexual activity

Usage Note

Old-fashioned and often judgmental. Can be offensive if used about a real person. 'Loose woman' in particular is a dated, sexist term. In modern English, this sense appears mostly in historical fiction, moral criticism, or self-aware cliché.

Common Mistakes

She dresses in loose clothes' (when meaning morally loose).
That novel talks about loose morals.
The clothing sense (adj/5) is neutral and common; the moral sense is dated and judgmental. Context disambiguates them.
Idioms

Said of a situation that suddenly becomes very noisy, violent, or chaotic.

When the referee made that bad call, all hell broke loose in the stadium.

As soon as the door opened and the shoppers rushed in, all hell broke loose.

To be slightly strange, foolish, or mentally unstable in a harmless way.

Anyone who runs a marathon in this heat must have a screw loose.

Quinn's friends joked that she had a screw loose for adopting six cats.

To talk too much and reveal information that should be kept secret.

Don't tell Anthony any secrets — he has a loose tongue and will tell everyone.

The spy was caught because his contact had a loose tongue at the café.

To behave irresponsibly or dishonestly, ignoring rules or commitments.

The company played fast and loose with safety regulations until someone got hurt.

Mauricio accused his partner of playing fast and loose with the project funds.

Free to move around after escaping from prison, captivity, or control.

Police warned residents that a dangerous criminal was on the loose.

The zoo kept the gates closed after a monkey got on the loose.

A situation suddenly becomes very noisy, chaotic, or violent.

When the fire alarm rang, all hell broke loose in the school.

Did all hell break loose when the boss announced the layoffs?

To remain calm and not worry about things.

Just hang loose and enjoy the concert tonight.

Sara stayed loose even when the exam got difficult.

To do something freely without control or restraint.

At the party, everyone let loose and danced wildly.

Why don't you let loose and have some fun for once?

To suddenly make a loud sound or say something forcefully.

The crowd let loose a huge cheer when the team scored.

Diego let loose a string of curses after dropping his phone.

To free someone or something from being held or controlled.

The zookeeper let the lion loose into the enclosure.

Mom finally let my brother loose in the toy store.

To treat someone or something carelessly or without respect.

The company played fast and loose with safety regulations.

Brian played fast and loose with his girlfriend's feelings.

loose — verb

loose — adverb

Word family

Synonym discussion

Sense: adjective/1

These four words all describe something that is not properly fixed, but each highlights a different aspect. LOOSE (adj/1) is the most general word, covering any object that can move from where it should be — a loose tooth, screw, wire, or tile. It implies that the fixing is not secure enough. SLACK focuses specifically on lack of tension, not lack of fastening: a slack rope is still tied but has too much give; a slack jaw is relaxed, not 'broken'. UNSTABLE suggests the whole structure might tip or collapse, not just a single part — an unstable shelf could fall even if its screws are tight. UNFASTENED is purely about the absence of a fastener: something unfastened might never have been secured (an unfastened seatbelt), whereas something loose was once fastened and has come undone. For everyday use, LOOSE covers most situations; choose SLACK for ropes/cables/tension, UNSTABLE for risk of collapse, and UNFASTENED for things that were never or are no longer buckled/zipped/buttoned.

Common collocations

Adverbs

  • loosely
  • dangerously loose
  • slightly loose

Phrases

  • come loose
  • work loose
  • shake loose
  • break loose
  • cut loose
  • tear loose
  • let loose
  • hang loose

Prepositions

Etymology

Old NorseMiddle EnglishEnglish

The word 'loose' comes from Old Norse 'lauss' (free, empty, untied), which entered English during the Viking settlement period (9th–11th centuries). It is related to Old English 'lēas' (devoid of, false), found in words like 'friendless' (lacking friends). Both trace back to Proto-Germanic '*lausaz' and ultimately to the Indo-European root '*leu-' (to loosen, separate, cut apart). The verb sense developed from the adjective in Middle English, originally meaning 'to set free' and later extending to 'to release an arrow' and 'to express freely.' The modern spelling with double 'o' became standard in the 16th century — early forms included 'lows', 'lois', and 'loos'.

First known use

13th century

13th century, in the meaning defined at sense 1a Verb