like mad

MAD  (md)

abbr.

mutual assured destruction

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mad  (md)

adj. mad·der, mad·dest

1. Angry; resentful. See Synonyms at angry.

2. Suffering from a disorder of the mind; insane.

3. Temporarily or apparently deranged by violent sensations, emotions, or ideas: mad with jealousy.

4. Lacking restraint or reason; foolish: I was mad to have hired her in the first place.

5. Feeling or showing strong liking or enthusiasm: mad about sports.

6. Marked by extreme excitement, confusion, or agitation; frantic: a mad scramble for the bus.

7. Boisterously gay; hilarious: had a mad time.

8. Affected by rabies; rabid.

tr. & intr.v. mad·ded, mad·ding, mads

To make or become mad; madden.

Idioms:

like mad Informal

1. Wildly; impetuously: drove like mad.

2. To an intense degree or great extent: worked like mad; snowing like mad.

mad as a hatter

Crazy; deranged.

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[Middle English, from Old English gemdde, past participle of *gemdan, to madden, from gemd, insane; see mei-¹ in Indo-European roots.]

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maddish adj.

Thesaurus

Adv.

1.

like mad - 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" like crazy, like hell, like sin, like the devil, like thunder colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech