(adjective, verb)


1. below the required standards for a purpose

- an unfit parent

- unfit for human consumption

Similar word(s): subhuman, unsuitable

2. not in good physical or mental condition; out of condition

- fat and very unfit

- certified as unfit for army service

- drunk and unfit for service

Similar word(s): afflicted, impaired, apractic, apraxic, bandy, bowed, bowleg, bowlegged, crippled, game, gimpy, halt, halting, lame, crookback, crookbacked, gibbous, humpbacked, humped, hunchbacked, kyphotic, disabled, handicapped, gammy, flabby, flaccid, soft, spavined, dipped, lordotic, swayback, swaybacked, maimed, mutilated, unhealthy, unsound, ill, sick

3. physically unsound or diseased

Similar word(s): unhealthy, bad, unsound

Sentences with unfit as an adjective:

- Jack cannot run, making him unfit for the track team.

- I've become so unfit after stopping cycling to town.


1. make unfit or unsuitable

Similar word(s): disqualify, indispose

Definition categories: change, alter, modify