Meaning of “unfit” in the English Dictionary

"unfit" in British English

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unfitadjective

uk /ʌnˈfɪt/ us /ʌnˈfɪt/

unfit adjective (NOT HEALTHY)

B1 mainly UK not healthy because you do too little exercise:

I used to take plenty of exercise, but now I'm terribly unfit.

More examples

  • I felt so unfit after Christmas that I decided to join a gym.
  • The meat was clearly unfit for human consumption .
  • Simon is so unfit - he gets breathless just from walking up a flight of stairs.
  • They accused the government of being unfit to govern.
  • The judge ruled her an unfit mother.

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

"unfit" in American English

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unfitadjective

us /ʌnˈfɪt/ -tt-

lacking the qualities needed or expected for something; not suitable:

The court ruled that she was an unfit mother and ordered that the child be placed in a foster home.

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