mad

IPA: mˈæd

Initialism of mutual assured destruction or mutually assured destruction.
Initialism of magnetic anomaly detector.
(genetics) Initialism of mothers against decapentaplegic.
(astrophysics) Acronym of magnetically-arrested disc (a type of black hole accretion disc).
(programming) Acronym of Michigan algorithm decoder, a programming language, a variant of ALGOL, developed in 1959 at the University of Michigan.
(genetics) Acronym of mothers against decapentaplegic.

(chiefly British Isles) Insane; crazy, mentally deranged.
(chiefly US; informal in UK) Angry, annoyed.
(chiefly in the negative, informal) Used litotically to indicate satisfaction or approval.
(UK, informal) Bizarre; incredible.
Wildly confused or excited.
Extremely foolish or unwise; irrational; imprudent.
(colloquial, usually with for or about) Extremely enthusiastic about; crazy about; infatuated with; overcome with desire for.
(of animals) Abnormally ferocious or furious; or, rabid, affected with rabies.
(slang, chiefly New England, New York, African-American Vernacular) Intensifier, signifying abundance or high quality of a thing; very, much or many.
(of a compass needle) Having impaired polarity.

(slang, chiefly New England, New York, African-American Vernacular and UK, dialectal) Intensifier; to a large degree; extremely; exceedingly; very; unbelievably.

Examples of "mad" in Sentences

In donning the Reverends mantle, I have retained the use of the term mad for Bethlems residents.
"But believe me, Norma, your money makes a very different sort of thing possible now, and you would be mad -- you would be _mad_!
IV. iii.27 (490,2) and he, she lov'd, prov'd mad,/And did forsake her] I believe that _mad_ only signifies _wild, frantick, uncertain_.
The term mad is not intended to cause offence, but to reflect the generic use of the word, reserving explicit clinical terms for the appropriate context.
The Whittaker family has their secrets and it all goes back to Whittakerville; where, by some mad twist of fate, Anna and the ´mad Indian´ see a drastic change in personalities.
Accordingly it fell to my lot to assume the appearance of madness, which made greatly for my purpose, as they consider mad men to be holy, and they therefore allowed me to go much more at large than before, until such time as the hermits might determine whether I were _holy mad_, or raging mad, as shall be shewn hereafter.