an individual who mines flint to make arrow heads. to knapp is to harvest the flint, a knapper is a person in this profession
knapp, knapper
by kitty89 September 21, 2010
1. A person or thing who is a complete idiot that is being annoying in any possible way

2. A person who steals crap and has intercourse with it.

1. -"Stop pinching your nipples in front of me you Terd Knapper, for G*d sake your a guy!

2. -"Yo Momma's a Terd Knapper!"
by Peanut Butter Eater June 12, 2008
One who has the potential to kidnap, particularly an older man who is in love with his bus.
Knapper: "Be careful with her, she's an old one"

Ashley: "Dude, we're about to get knapped!"
by Nezumi the Rat November 13, 2017