have a hard-on

(redirected from have a hard on)

have a hard-on

vulgar slang To have an erection. I hope that pretty girl couldn't tell I had a hard-on the whole time she was talking to me—how embarrassing!
See also: have

have a hard-on

tv. to have an erect penis. (see also hard-on. Usually objectionable.) I had a hard-on through the whole movie.
See also: have