of, relating to, or marked by qualities traditionally associated with men <a woman with a somewhat mannish gait> Near Antonyms metrosexual
having qualities or traits that are traditionally considered inappropriate for a girl or woman <for her first outing as a spelunker she wore the same mannish jeans as the guys>
Seen & Heard
What made you want to look up mannish? Please tell us where you read or heard it (including the quote, if possible).