Meaning of “rot” - Learner’s Dictionary


verb [ I, T ] uk us /rɒt/ (present participle rotting, past tense and past participle rotted)

If vegetable or animal substances rot, they decay, and if something rots them, it makes them decay:

The fruit had been left to rot on the trees.
Sugar rots your teeth.
the smell of rotting fish

(Definition of “rot verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)