definition of
mad

[1] #1 mad s. [huffy, sore] roused to anger; "stayed huffy a good while"- Mark Twain; "she gets mad when you wake her up so early"; "mad at his friend"; "sore over a remark". wn

[2] #2 mad s. [brainsick, crazy, demented, disturbed, sick, unbalanced, unhinged] affected with madness or insanity; "a man who had gone mad". wn

[3] #3 mad s. [delirious, excited, frantic, unrestrained] marked by uncontrolled excitement or emotion; "a crowd of delirious baseball fans"; "something frantic in their gaiety"; "a mad whirl of pleasure". wn

[4] #4 mad s. [harebrained, insane] very foolish; "harebrained ideas"; "took insane risks behind the wheel"; "a completely mad scheme to build a bridge between two mountains". wn