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English definition of “lack”

lack

verb     /læk/
B2 [T] to not have something, or not have enough of something: She really lacks confidence.Lacking thingsScarce, inadequate and not enoughEssential or necessaryScarce, inadequate and not enoughLacking things
be lacking If something that you need is lacking, you do not have enough of it: Enthusiasm has been sadly lacking these past few months at work.Lacking thingsScarce, inadequate and not enoughEssential or necessaryScarce, inadequate and not enoughLacking things
be lacking in sth to not have a quality: He's totally lacking in charm of any sort.Lacking thingsScarce, inadequate and not enoughEssential or necessaryScarce, inadequate and not enoughLacking things
(Definition of lack verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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