A sexual act when your girlfriend or wife is on her period and you can't have intercourse. She therefore spits on her hand and jerks you off.
Micheal: You sure are in a chipper mood, did you get laid last night?
Shane: Not exactly, my girlfriend is up on blocks, so she gave me a Puerto Rican Lube job.
Shane: Not exactly, my girlfriend is up on blocks, so she gave me a Puerto Rican Lube job.
by Headhunter Rebel January 5, 2010