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English definition of “fit”

fit

adjective (HEALTHY)    /fɪt/ (fitter, fittest)
A2 healthy and strong, especially as a result of exercise: I jog to keep fit. You need to be very fit to hike the Inca Trail. → Opposite unfitFit and healthy
(Definition of fit adjective (HEALTHY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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