Meanings
- Like a mad person; in a furious or deranged manner; to a great or excessive degree; with great enthusiasm.
We poked a stick into the hornets' nest and ran like mad.
5 more examples
They neuer linne to scrape our goodes / till all our wealth be gone. / Which if we chaunce to sée, / excuses then are had: / But so we sée not when ’tis done, / they will denie like mad / They neuer toke away / one iote but was their owne:
1567, “The .vj. Egloge”, in George Turberville, transl., The Eglogs of the Poet B. Mantuan Carmelitan, LondonThe Devils fell upon the Damn’d; and the Damn’d fell upon the Devils, without knowing One from t’other: and all running helter-skelter, to and again, like Mad; for in fine, it was no other then a general Revolt.
1667, “The Seventh Vision of Hell Reform’d”, in Roger L’Estrange, transl., The Visions of Dom Francisco de Quevedo Villegas, London: H. Herringman, page 258There were divers Antick Figures, some with Caps and Bells, one dress’d like a Punch; several Harlequins, and other ludicrous Forms, that jump’d and ran about like mad; and seem’d as if they would have it thought, that all their Wit lay in their Heels.
1741, [Samuel Richardson], “Letter XVII”, in Pamela: Or, Virtue Rewarded. […], volume (please specify |volume=I to IV), London: […] C[harles] Rivington, […]; and J. Osborn, […], →OCLC, page 118When Bildad was a chief-mate, to have his drab-coloured eye intently looking at you, made you feel completely nervous, till you could clutch something—a hammer or a marling-spike, and go to work like mad, at something or other, never mind what.
1851 November 14, Herman Melville, “Chapter 16”, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLCAll the universities are sending in long petitions to restrict their production. Otherwise, they say, mankind will become extinct through lack of fertility. But the R. U. R. shareholders, of course, won't hear of it. All the governments, on the other hand, are clamoring for an increase in production, to raise the standards of their armies. And all the manufacturers in the world are ordering Robots like mad.
c. 1921 (date written), Karel Čapek, translated by Paul Selver, R.U.R. (Rossum’s Universal Robots): A Fantastic Melodrama […], Garden City, N.Y.: Doubleday, Page & Company, published 1923, →OCLC, Act 2Synonyms: like crazy
Synonyms & antonyms
prepositional phraseLike a mad person; in a furious or deranged manner; to a great or excessive degree; with great enthusiasm.
More synonyms by meaning
adverb(informal) with great speed or effort or intensity; used for emphasis
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
like mad. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/like%20mad
“like mad.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/like%20mad. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “like mad,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/like%20mad.
Source: like mad on Wiktionary, CC BY-SA 4.0.