mad \mad\, a. compar. madder; superl. maddest. as. gem?d,
   gem=ad, mad; akin to os. gem?d foolish, ohg. gameit, icel.
   mei?a to hurt, goth. gam'aids weak, broken. ?.
   1. disordered in intellect; crazy; insane.
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            i have heard my grandsire say full oft,
            extremity of griefs would make men mad. --shak.
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   2. excited beyond self-control or the restraint of reason;
      inflamed by violent or uncontrollable desire, passion, or
      appetite; as, to be mad with terror, lust, or hatred; mad
      against political reform.
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            it is the land of graven images, and they are mad
            upon their idols.                     --jer. 1. 88.
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            and being exceedingly mad against them, i persecuted
            them even unto strange cities.        --acts xxvi.
                                                  11.
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   3. proceeding from, or indicating, madness; expressing
      distraction; prompted by infatuation, fury, or extreme
      rashness. "mad demeanor." --milton.
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            mad wars destroy in one year the works of many years
            of peace.                             --franklin.
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            the mad promise of cleon was fulfilled. --jowett
                                                  thucyd..
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   4. extravagant; immoderate. "be mad and merry." --shak.
      "fetching mad bounds." --shak.
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   5. furious with rage, terror, or disease; -- said of the
      lower animals; as, a mad bull; esp., having hydrophobia;
      rabid; as, a mad dog.
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   6. angry; out of patience; vexed; as, to get mad at a person.
      colloq.
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   7. having impaired polarity; -- applied to a compass needle.
      colloq.
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   like mad, like a mad person; in a furious manner; as, to
      run like mad. --l'estrange.

   to run mad.
      a to become wild with excitement.
      b to run wildly about under the influence of
          hydrophobia; to become affected with hydrophobia.

   to run mad after, to pursue under the influence of
      infatuation or immoderate desire. "the world is running
      mad after farce." --dryden.
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see also:
madder maddest like mad to run mad to run mad after 

like mad
     adv : with great speed or effort or intensity; "drove like crazy";
           "worked like hell to get the job done"; "ran like sin
           for the storm cellar"; "work like thunder"; "fought
           like the devil" syn: like hell, like crazy, like
           sin, like thunder, like the devil
see also:
like hell like crazy like sin like thunder like the devil 

58 moby thesaurus words for "like mad":
   a corps perdu, all to pieces, carelessly, demonically, desperately,
   fanatically, fiercely, frantically, frenetically, furiously,
   happen what may, hastily, head over heels, headfirst, headforemost,
   headlong, heedlessly, heels over head, helter-skelter, holus-bolus,
   hotheadedly, hotly, hurriedly, hurry-scurry, impetuously,
   like a flash, like a shot, like a streak, like blazes, like crazy,
   like fury, like greased lightning, like lightning,
   like one possessed, like sin, like sixty, madly, overeagerly,
   overenthusiastically, overzealously, precipitantly, precipitately,
   precipitously, ramble-scramble, recklessly, rigorously, severely,
   slam-bang, slap-bang, slapdash, uncontrollably, vehemently,
   venomously, violently, virulently, wantonly, wildly,
   with a vengeance