lurk

American  

[lurk] / lɜrk /

verb (used without object)

1. to lie or wait in concealment, as a person in ambush; remain in or around a place secretly or furtively.

2. to go furtively; slink; steal.

3. to exist unperceived or unsuspected.

4. Chiefly Computers. to read or observe an ongoing discussion without participating in it, as on a message board.

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noun

Australian Informal.

1. an underhand scheme; dodge.

2. an easy, somewhat lazy or unethical way of earning a living, performing a task, etc.

3. a hideout.

lurk British  

/ lɜːk /

verb

1. to move stealthily or be concealed, esp for evil purposes

2. to be present in an unobtrusive way; go unnoticed

3. to read messages posted on an electronic network without contributing messages oneself

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noun

1. slang a scheme or stratagem for success

Synonym Usage

Lurk, skulk, sneak, prowl suggest avoiding observation, often because of a sinister purpose. To lurk is to lie in wait for someone or to hide about a place, often without motion, for periods of time. Skulk suggests cowardliness and stealth of movement. Sneak emphasizes the attempt to avoid being seen. It has connotations of slinking and of an abject meanness of manner, whether there exists a sinister intent or the desire to avoid punishment for some misdeed. Prowl implies the definite purpose of seeking for prey; it suggests continuous action in roaming or wandering, slowly and quietly but watchfully, as a cat that is hunting mice.

Other Word Forms

• lurker
  noun
• lurking
  noun
• lurkingly
  adverb

Etymology

Origin of lurk

First recorded in 1250–1300; Middle English lurken, frequentative of lower ²; compare Norwegian lurka “to sneak away”

Explanation

To lurk is to creep around, hide out, and wait to attack. Your team’s strategy for winning capture the flag might be to lurk in the bushes for an hour until the opposing side thinks you gave up and went home. The verb lurk means to move furtively or sneak around, usually while you wait to pounce. Tigers lurk through the jungle, stalking their prey, and creepy characters are always lurking in the shadows in horror movies. Perhaps that's why you'll often hear people describe not-so-safe places by saying that danger lurks at every turn. Other words for lurk include creep, prowl, and snoop.

Example Sentences

James noted the large increase in fuel prices underscored "potential threats that still lurk for consumers and businesses", and the UK should brace for higher inflation.

From BBC • May 20, 2026

These grandmothers have loads of experience, and some wisdom to go with it, but they do not lurk in the background waiting for their cue to dispense it.

From Los Angeles Times • Apr. 21, 2026

Cyberattacks External link that lurk around every corner.

From Barron's • Apr. 14, 2026

Murrin’s case highlights pitfalls that lurk when people entrust someone with their taxes, according to Olson.

From MarketWatch • Feb. 27, 2026

He knew the guards liked to lurk in dark doorways, invisible as ravens at night in their black suits.

From "Inkheart" by Cornelia Funke

Related Words

• creep
• crouch
• prowl
• skulk