什么是 mad?Angry; resentful. See Synonyms at angry.Suffering from a disorder of the mind; insane.Temporarily or apparently deranged by violent sensations, emotions, or ideas: mad with jealousy. Lacking restraint or reason; foolish: I was mad to have hired her in the first place. Feeling or showing strong liking or enthusiasm: mad about sports. Marked by extreme excitement, confusion, or agitation; frantic: a mad scramble for the bus. Boisterously gay; hilarious: had a mad time. Affected by rabies; rabid.To make or become mad; madden.like mad Informal Wildly; impetuously: drove like mad. like mad Informal To an intense degree or great extent: worked like mad; snowing like mad. mad as a hatter Crazy; deranged.