lookout

/ˈlʊkaʊt/ (bre, ipa) · /ˈlʊkaʊt/ (ame, ipa) · /ˈlu̇k-ˌau̇t/ (ame, mw)

lookout — noun

  • lookoutsingular
  • lookoutsplural

1. a person whose job or duty is to watch carefully for danger, an approaching enem

1.名詞B1
釋義

a person whose job or duty is to watch carefully for danger, an approaching enemy, or an expected person or thing, and to warn others if anything happens

例句

The ship's lookout spotted a whale off the starboard side and called the captain at once.

collocation: ship's lookout / tower lookout

Omar volunteered to be the lookout while the others carried the boxes out of the building.

同義詞
  • watchman

    focuses on guarding a specific property, especially at night

  • guard

    broader term; may be armed and responsible for protecting people or valuables

  • sentry

    military context; a soldier posted to keep watch at a specific spot

文法句型

lookout + for [something]

用法筆記

Often used with a modifier describing the location or purpose — e.g. ship's lookout, fire lookout, mountain lookout. Frequently followed by the preposition 'for' to specify what is being watched.

常見錯誤

He works as a look out at the airport.
He works as a lookout at the airport.
💡'lookout' is one word when it refers to a person or a place.

2. a high place or structure, such as a tower or a spot on a hill, from which peopl

2.名詞B1
釋義

a high place or structure, such as a tower or a spot on a hill, from which people can watch a wide area for danger, approaching enemies, or interesting activity below

例句

From the lookout at the top of the hill, the rangers could see the whole valley and any approaching weather.

The national park built a wooden lookout tower so visitors could watch birds without disturbing them.

collocation: lookout tower

同義詞
  • observation post

    more formal and often military; suggests an official position

  • watchtower

    a tall tower specifically built for keeping watch, often with walls or a roof

文法句型

lookout + over [area]

lookout + for [danger]

用法筆記

Distinguish from sense 3 (SCENIC VIEW): this sense emphasises safety and surveillance, while sense 3 is about enjoying a beautiful landscape. A lookout tower or station is usually built for practical monitoring rather than recreation.

3. a place, often along a road or on a hilltop, where people pause to admire pleasa

3.名詞B2
釋義

a place, often along a road or on a hilltop, where people pause to admire pleasant scenery like mountains, ocean views, or forests

例句

Constanza pulled the car over at a lookout on the coastal highway to watch the sun set over the ocean.

collocation: coastal lookout / scenic lookout

The map showed three lookouts along the mountain road where drivers could stop for photographs.

同義詞
  • viewpoint

    more common in British English; can be natural or man-made

  • overlook

    American English term for a scenic stopping point, often with a parking area

  • observation deck

    usually a platform built specifically for tourists to get a view

文法句型

lookout + over [landscape]

用法筆記

Common in travel guides and road signage. This sense is purely recreational — there is no element of danger or surveillance as in senses 1 and 2.

4. the state of actively searching for someone or something, or watching carefully

4.名詞B1
釋義

the state of actively searching for someone or something, or watching carefully for something to happen — almost always used in the fixed phrase 'on the lookout (for)'

例句

Sahil is always on the lookout for unusual vinyl records at charity shops and flea markets.

fixed phrase: on the lookout for [something]

The neighbourhood watch group asked everyone to be on the lookout for suspicious activity after dark.

同義詞
  • search

    more direct and active; not limited to a fixed phrase

  • watch

    similar meaning but used freely as a verb or noun, not tied to a phrase

文法句型

on the lookout for [something]

用法筆記

Always used within the prepositional phrase 'on the lookout' followed by 'for'. Common modifiers include 'be', 'stay', 'remain', and 'keep'. Unlike sense 5, this sense emphasises intentional searching rather than continuous vigilance.

常見錯誤

I'm in the lookout for new shoes.
I'm on the lookout for new shoes.
💡the correct preposition is 'on', not 'in'.

5. the activity of watching carefully and continuously for danger, trouble, or an e

5.名詞B1
釋義

the activity of watching carefully and continuously for danger, trouble, or an expected event — almost always used in the fixed phrase 'keep a lookout (for)'

例句

Lucas asked his little sister to keep a lookout for the ice cream truck while he ran inside for money.

fixed phrase: keep a lookout (for)

The lifeguards kept a sharp lookout for swimmers who drifted too close to the rocky area of the beach.

collocation: sharp lookout / careful lookout

同義詞
  • vigilance

    more formal noun; describes the quality of being watchful rather than the action

文法句型

keep a lookout (for [something])

用法筆記

Distinguish from sense 4 (ON THE LOOKOUT): 'keep a lookout' emphasises continuous, ongoing vigilance (watching for a period of time), while 'on the lookout' can describe a general state or intention. 'Keep a lookout' is often used when someone is assigned a temporary watching duty.

lookout — verb