go bad meaning and definition

GO BAD verb

Definition of go bad (verb)

1. stop operating or functioning
   • "The engine finally went"; "The car died on the road"; "The bus we travelled in broke down on the way to town"; "The coffee maker broke"; "The engine failed on the way to town"; "her eyesight went after the accident"
   • synonyms: break, break down, conk out, die, fail, give out, give way, go
2. become unfit for consumption or use
   • "the meat must be eaten before it spoils"
   • synonyms: spoil