Definition of "go mad"

go mad

  • verb

    third-person singular simple present goes mad, present participle going mad, simple past went mad, past participle gone mad

    1. (intransitive) To become insane.  

    2. (intransitive, informal, typically followed by "and" and a second verb) To do something extravagant.  

    3. (intransitive, informal, usually as a past participle and preceded by a noun) To reach an excessive or ridiculous level.