1. A flacid or fully extended penis. 2. Oral sex performed on a man or woman. 3. A napkin placed on one's lap prior to consuming food. 4. A reduction in price on a laptop computer.
Hey shawty, why don't you come sit on my lap deal?
Fo I buy you a Happy Meal, hook a nigga up wit a lap deal.
Only pussy ass niggaz give bitches lap deals!
Ima need a lap deal fo I fuck up deez ribs.
I gave a lap deal to da boss man at Staples and gotta lap deal on a Sony Vaio.