rot

1. (intransitive) To suffer decomposition due to biological action, especially by fungi or bacteria.Examples: "The apple left in the cupboard all that time had started to rot."; "Fix'd like a plant on his peculiar spot, / To draw nutrition, propagate, and rot."intransitive

2. (intransitive) To decline in function or utility.Examples: "Your brain will rot if you spend so much time on the computer, Tony!"intransitive

3. (ambitransitive) To (cause to) deteriorate in any way, as in morals; to corrupt.ambitransitive

4. (transitive) To make putrid; to cause to be wholly or partially decomposed by natural processes.Examples: "to rot vegetable fiber"transitive

5. (intransitive, figurative) To spend a long period of time (in an unpleasant place or state).Examples: "to rot in prison"; "to rot in Hell"; "If I hadn't rotted in bed all day I would've come..."figurativelyintransitive

6. (transitive) To expose, as flax, to a process of maceration, etc., for the purpose of separating the fiber; to ret.transitive