Extremely; lavishly. / In a manner full of anger or malevolence.

Very well groomed; / Extremely angry. / Used other than figuratively or idiomatically: see fit, kill.

(informal, chiefly UK) Wholeheartedly

(UK) Sufficiently fit to participate in fighting; hence, in top physical condition.

plural of fitness club

(evolutionary theory) A diagram used to visualize the relationship between genotypes and reproductive success, with peaks representing high fitness and valleys representing low fitness.

plural of fitness landscape

Third-person singular simple present indicative form of fit up

present participle of fit up

simple past tense and past participle of fit up