American English

Definition of lack verb from the Oxford Advanced American Dictionary

  

lack

 verb
verb
NAmE//læk//
 
[no passive] lack somethingVerb Forms present simple I / you / we / they lack
 
he / she / it lacks
 
past simple lacked
 
-ing form lacking
 
 
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  •  to have none or not enough of something Some houses still lack basic amenities such as bathrooms. He lacks confidence. She has the determination that her brother lacks. see also lacking
  • Idioms
    have/lack the courage of your convictions
     
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    to be/not be brave enough to do what you feel to be right
    lack (for) nothing (formal)
     
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    to have everything that you need As the only child of wealthy parents, he lacked for nothing.
    See the Oxford Advanced Learner's Dictionary entry: lack