hum job(redirected from a hum job)
vulgar slang An act of fellatio in which the person performing it also hums. Nope, our date ended right after the movie, so no hum job for me.
hum joband hummer
n. a sexual act involving holding the penis in the mouth while humming. (see also humdinger.) He asked for a hum job, so she hummed him a lullaby.