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mad

Synonyms of mad in English:

adjective

  • 1 he felt he was going mad
    insane, mentally ill, certifiable, deranged, demented, of unsound mind, out of one's mind, not in one's right mind, sick in the head, not together, crazy, crazed, lunatic, non compos mentis, unbalanced, unhinged, unstable, disturbed, distracted, stark mad, manic, frenzied, raving, distraught, frantic, hysterical, delirious, psychotic, psychopathic, mad as a hatter, mad as a March hare, away with the fairies, foaming at the mouth;
    British sectionable
    British informal barmy, crackers, barking, barking mad, round the twist, off one's trolley, as daft as a brush, not the full shilling
    North American informal buggy, nutsy, nutso
    Canadian & Australian/New Zealand informal bushed
    New Zealand informal porangi
    [Antonyms] sane
  • 2 informal I'm still mad at him for what he did
    angry, furious, infuriated, irate, raging, enraged, fuming, blazing, flaming mad, blazing mad, in a towering rage, incensed, wrathful, seeing red, cross, indignant, exasperated, irritated, berserk, out of control, beside oneself
    informal livid, spare, wild, aerated
    informal , dated waxy, in a wax
    North American informal sore
    [Antonyms] calm, unruffled
  • 3 what sort of mad scheme are you working on?
    [Antonyms] sensible
  • 4 informal he's mad about jazz
    informal crazy, potty, dotty, nuts, wild, hooked on, gone on
    North American informal nutso
    [Antonyms] indifferent
  • 5 we made mad, passionate love
    unrestrained, uncontrolled, uninhibited, wild, abandoned, overpowering, overwhelming, excited, frenzied, frantic, frenetic, ebullient, energetic, boisterous
  • Phrases

    go mad

    1
  • 1 he subsequently went mad and threw himself in front of a train
    become insane, lose one's reason, lose one's mind, take leave of one's senses, go off one's head, go crazy
    informal go doolally (tap), lose one's marbles
    British informal go barmy, go off one's trolley, go round the twist, go crackers
  • 2 informal when I told her I was going to be an actor, my mother went mad
    become very angry, lose one's temper, get in a rage, rant, rant and rave, fulminate;
    go crazy
    British informal do one's nut
    North American informal flip one's wig
    vulgar slang go apeshit
  • 3 the crowd went mad with excitement
    become frenzied, become uncontrollable, lose control, erupt, boil over
  • like mad

    2
  • 1 the two men turned towards me, and I ran like mad
    fast, furiously, as fast as possible, as fast as one's legs can carry one, hurriedly, quickly, rapidly, speedily, hastily
  • 2 he had to fight like mad to get away
    energetically, enthusiastically, madly, with a will, for all one is worth, passionately, intensely, ardently, fervently
    British informal , dated like billy-o
  • informal

    Definition of mad in:

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