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Definitions

leak

[leek] / lik /
NOUN
opening; seepage through opening
Synonyms
STRONGEST
crack exposure flow leakage
STRONG
aperture chink crevice drip escape fissure hole leaking loss outgoing percolation puncture
WEAK
decrease destruction detriment pit short circuit
VERB
seep; make known
Synonyms
STRONGEST
discharge disclose divulge escape ooze pass on reveal spill trickle
STRONG
break drip drool exude out pass percolate tell transpire
WEAK
come out get out give away let slip make public spill the beans
Antonyms
STRONGEST
conceal hide keep secrete

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The leak is a blow for Anthropic because it risks both undermining its reputation for safety and also revealing valuable trade secrets in the pitched battle for enterprise customers.

From The Wall Street Journal • Apr. 1, 2026

Anthropic confirmed the model’s existence to Fortune after the publication discovered a data leak.

From Barron's • Mar. 27, 2026

But a few years ago the flat was devastated by an external leak.

From BBC • Mar. 24, 2026

Traditional physics models have consistently overestimated how tall a foam must be before liquid begins to leak out.

From Science Daily • Mar. 23, 2026

They were now convinced the leak had come from Daniel Ellsberg.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.