What is the meaning of Lack?

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

A defect or failing; moral or spiritual degeneracy.

To be without, not to have, to need, to require.

To be short (of or for something).

To be in want.

To see the deficiency in (someone or something); to find fault with, to malign, reproach.

To be off one's guard.

Archaic form of lakh.

imperative singular of lacken

first-person singular present of lacken

varnish, lacquer

angry

Source: wiktionary.org