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The Collaborative International Dictionary of English v.0.48 (gcide)

Leak \Leak\ (l[=e]k), n. [Akin to D. lek leaky, a leak, G. leck,
Icel. lekr leaky, Dan. l[ae]k leaky, a leak, Sw. l[aum]ck;
cf. AS. hlec full of cracks or leaky. Cf. {Leak}, v.]
1. A crack, crevice, fissure, or hole which admits water or
other fluid, or lets it escape; as, a leak in a roof; a
leak in a boat; a leak in a gas pipe. "One leak will sink
a ship." --Bunyan.
[1913 Webster]

2. The entrance or escape of a fluid through a crack,
fissure, or other aperture; as, the leak gained on the
ship's pumps.
[1913 Webster]

3. (Elec.) A loss of electricity through imperfect
insulation; also, the point at which such loss occurs.
[Webster 1913 Suppl.]

4. an act of urinating; -- used mostly in the phrase

{take a leak}, i. e. to urinate. [vulgar]
[PJC]

5. The disclosure of information that is expected to be kept
confidential; as, leaks by the White House staff
infuriated Nixon; leaks by the Special Prosecutor were
criticized as illegal.
[PJC]

{To spring a leak}, to open or crack so as to let in water;
to begin to let in water; as, the ship sprung a leak.
[1913 Webster]


Leak \Leak\, a.
Leaky. [Obs.] --Spenser.
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Leak \Leak\, v. i. [imp. & p. p. {Leaked} (l[=e]kt); p. pr. &
vb. n. {Leaking}.] [Akin to D. lekken, G. lecken, lechen,
Icel. leka, Dan. l[ae]kke, Sw. l[aum]cka, AS. leccan to wet,
moisten. See {Leak}, n.]
1. To let water or other fluid in or out through a hole,
crevice, etc.; as, the cask leaks; the roof leaks; the
boat leaks.
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2. To enter or escape, as a fluid, through a hole, crevice,
etc.; to pass gradually into, or out of, something; --
usually with in or out.
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{To leak out}, to be divulged gradually or clandestinely; to
become public; as, the facts leaked out.
[1913 Webster]