Jackmo

The discription of a large male that Faps more than average.

My dad's a real Jackmo.

by Vert Dozer December 05, 2003

Johnny-Jackmo

A person who will waste your time while you're trying to sell them something, and has no money whatsoever. First used by Terry Jones in 1992.

That mother fucker is a johnny-jackmo. He'll never buy a new car.

by XxP0wd3rxX November 04, 2011