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.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.