flagged

flagged — verb

1. to put a special mark, symbol, or note on something so that other people will se

1.動詞及物B2
釋義

to put a special mark, symbol, or note on something so that other people will see it later and pay extra attention to it

例句

Esteban flagged the email from his landlord so he would remember to reply that evening.

flag + noun (digital item) for later attention

Yael's bank account was flagged as suspicious after three late-night transfers to a foreign address.

passive: be flagged as + adjective

同義詞
  • mark

    more general; can be physical or mental

  • highlight

    implies the item stands out visually for attention

  • tag

    often digital — adds a categorical label

文法句型

flag + noun

flag + noun + as + adjective

be flagged as + adjective

用法筆記

Frequently passive. Object is usually an item in a list, document, account, or message — never a person directly. Distinct from sense 2 (signal): sense 1 leaves a mark for later; sense 2 communicates in real time.

常見錯誤

The teacher flagged Ravindra for talking in class.
The teacher noted that Ravindra was talking in class.
💡you flag items or records, not people directly; if you mean give a warning, use 'warn'.

2. to wave or hold up something — often a piece of fabric or your arm — to tell a v

2.動詞及物B2
釋義

to wave or hold up something — often a piece of fabric or your arm — to tell a vehicle to stop or to send a message across a distance

例句

Standing at the edge of the road in heavy rain, Kemi tried to flag a passing taxi.

flag + vehicle (often + down)

The race official flagged the leading car as it crossed the finish line for the third time.

official signalling across distance

同義詞
  • signal

    more general — any kind of sign, not necessarily by waving

  • wave down

    specifically for stopping a vehicle

  • hail

    calling out to a taxi or boat; can be by voice or gesture

文法句型

flag + noun

flag + noun + down

用法筆記

Often appears as the phrasal verb 'flag down' when stopping a vehicle. Subject is usually a person on foot or stationary; object is a moving vehicle, aircraft, or sometimes a distant person.

3. in American football and some other sports, when an official throws a small yell

3.動詞及物C1
釋義

in American football and some other sports, when an official throws a small yellow cloth onto the field to show that a player or team has broken a rule and must lose ground or points

例句

Walid was flagged for holding during the second quarter, costing the Eagles ten yards.

be flagged for + offence noun

The referee flagged the defensive tackle for a late hit on the quarterback.

official subject + player object

同義詞
  • penalize

    the formal general term — applies in any sport or context

  • book

    soccer / rugby equivalent — a yellow card is issued

文法句型

flag + player/team

be flagged for + noun

用法筆記

Almost always passive ('was flagged for…'). Strongly tied to American football and similar field sports; readers outside that culture may need the context spelled out.

4. if your energy, spirits, attention, or a conversation flags, it becomes weaker,

4.動詞不及物C1
釋義

if your energy, spirits, attention, or a conversation flags, it becomes weaker, slower, or less interesting after being strong before — for example, runners flag in the final mile, or interest in a TV show flags after season three

例句

Christopher's energy began to flag around the twentieth kilometre of the marathon.

physical energy as subject

Viewer interest in Romi's documentary series flagged sharply after the third episode aired.

abstract subject (interest) + adverb (sharply)

同義詞
  • wane

    more literary; common with interest, popularity

  • fade

    gradual disappearance — slightly broader

  • weaken

    more neutral and physical

反義詞

文法句型

[subject = energy/spirits/attention/conversation] + flag

用法筆記

Intransitive only. Subject is almost always an abstract noun (energy, spirits, interest, attention, enthusiasm, conversation, sales) rather than a person or physical object. Common in writing about sport, business, and entertainment.

常見錯誤

Olivia flagged after the long hike.
Olivia's energy flagged after the long hike.
💡the subject of 'flag' (sense 4) should be the energy or strength, not the person who has it.

5. to cover a path, courtyard, or floor with flagstones — flat slabs of stone laid

5.動詞及物C2
釋義

to cover a path, courtyard, or floor with flagstones — flat slabs of stone laid side by side to make a hard, even surface to walk on

例句

The narrow lane behind the church was flagged with smooth grey slate from the local quarry.

be flagged with + stone type

Workers had spent the whole summer flagging the courtyard around the new library.

progressive tense + object (open area)

同義詞
  • pave

    the everyday general word — works for any hard surface including concrete and asphalt

  • lay

    describes the action of placing each stone in position

文法句型

flag + noun (surface)

be flagged with + noun

用法筆記

Rare in everyday speech; mostly in writing about architecture, gardens, or older buildings. Often passive, with 'with + stone material' giving the surface detail.

flagged — noun

flagged — adjective