Noun

(en noun)

(obsolete) A defect or failing; moral or spiritual degeneracy.

*

, title=(The Celebrity), chapter=1 , passage=In the old days, to my commonplace and unobserving mind, he gave no evidences of genius whatsoever. He never read me any of his manuscripts, […], and therefore my lack of detection of his promise may in some degree be pardoned.}}

A deficiency or need (of something desirable or necessary); an absence, want.

* Shakespeare

Let his lack of years be no impediment.

* 1994 , (Green Day),

I went to a shrink, to analyze my dreams. He said it's lack of sex that's bringing me down.''

* {{quote-news, year=2012, date=September 7, author=Phil McNulty, work=BBC Sport

, title= Moldova 0-5 England , passage=If Moldova harboured even the slightest hopes of pulling off a comeback that would have bordered on miraculous given their lack of quality, they were snuffed out 13 minutes before the break when Oxlade-Chamberlain picked his way through midfield before releasing Defoe for a finish that should have been dealt with more convincingly by Namasco at his near post.}}

Noun

(leak) (en noun)

A crack, crevice, fissure, or hole which admits water or other fluid, or lets it escape.

a leak in a roof

a leak in a boat

a leak in a gas pipe

The entrance or escape of a fluid through a crack, fissure, or other aperture.

The leak gained on the ship's pumps.

A divulgation, or disclosure, of information held secret until then.

The leaks by Chelsea Manning showed the secrets of the US military.

The person through whom such divulgation, or disclosure, occurred.

The press must have learned about the plan through a leak .

(computing) The gradual loss of a system resource caused by failure to deallocate previously reserved portions.

resource leak

memory leak

An act of urination.

I have to take a leak .