LACK definition: an absence or inadequate amount of something needed, desirable, or customary. See examples of lack used in a sentence.

LACK definition: 1. the fact that something is not available or that there is not enough of it: 2. to not have or…. Learn more.

lack (læk) n. 1. deficiency or absence of something needed or desirable: lack of money; lack of skill. 2. something missing or wanted: After he left, they really felt the lack.

Lack means to be without or to have less than a desirable quantity of something: to lack courage, sufficient money, enough members to make a quorum. Want may imply some urgency in fulfilling a …

If there is a lack of something, there is not enough of it or it does not exist at all. Despite his lack of experience, he got the job. The charges were dropped for lack of evidence.