rot1 past tense and past participle rotted, present participle rotting
1 [intransitive and transitive]HB
to decay by a gradual natural process, or to make something do this:
Candy will rot your teeth.
The trees were cut and left to rot.
All the woodwork was rotting away.
to suffer or be punished for a long time - used especially when you are angry with someone:
I hope the people who did this rot in hell.