noun
definition
A crack, crevice, fissure, or hole which admits water or other fluid, or lets it escape.
example
a leak in a boat
definition
The entrance or escape of a fluid through a crack, fissure, or other aperture.
example
The babies' diapers had big leaks.
definition
A divulgation, or disclosure, of information previously held secret.
example
The leaks by Chelsea Manning showed the secrets of the US military.
definition
The person through whom such divulgation, or disclosure, occurs.
example
The press must have learned about the plan through a leak.
definition
A loss of electricity through imperfect insulation, or the point where it occurs.
definition
The gradual loss of a system resource caused by failure to deallocate previously reserved portions.
example
memory leak
definition
(especially with the verb "take") An act of urination.
example
I have to take a leak.