look up any word, like eiffel tower:
When someone is doing an act behind their bf/gf's back.
I didn't know she had a boyfriend, so the door I pointed her to
I said, Call me when ya'll break up. I don'tfuck nobody bitch and never on the Jacob. -Andre Da Art of Story Telling Part 4
by Rebel Archy January 20, 2008

Words related to on the jacob

adultery behind your back cheating lying unfaithful