- a man who behaves recklessly
- offensive a man who is mentally ill, esp one who behaves violently
WordReference Random House Learner's Dictionary of American English © 2026
mad•man or -wom•an /ˈmædˌmæn, -mən/ or /-ˌwʊmən/USA pronunciation
n. [countable], pl. -men or -wom•en.
WordReference Random House Unabridged Dictionary of American English © 2026- one who is or appears to be insane:Some madman on the street started screaming at me.
mad•man
(mad′man′, -mən),USA pronunciation n., pl. -men
-
(-men′, -mən).USA pronunciation
- a person who is or behaves as if insane;
lunatic;
maniac.
- Middle English madd man. See mad, man1 1300–50
Collins Concise English Dictionary © HarperCollins Publishers::
madman /ˈmædmən/ n ( pl -men)
'madman' also found in these entries (note: many are not synonyms or translations):