Meaning of “buff” in the English Dictionary

"buff" in British English

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(Definition of “buff” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"buff" in American English

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buffverb [ T ]

us /bʌf/

buff verb [ T ] (MAKE SHINE)

to rub a surface with a soft material to make it shine:

First you apply the wax to the floor, let it dry, and then buff it.

buffnoun [ C ]

us /bʌf/ infml

buff noun [ C ] (PERSON)

a person who is very interested in a subject and knows a lot about it:

a history/movie buff


us /bʌf/ infml

buff adjective (strong)

having a strong, healthy body with well-developed muscles:

During her stage show, the lithe, buff artist dances through two hours of 26 songs and 9 costume changes.

(Definition of “buff” from the Cambridge Academic Content Dictionary © Cambridge University Press)