Mack and Cheese 

Ejaculation during the act of macking (making out)

-This most commonly occurs with nerdy white boys who only see girls on tv.... that is, if they ever get the oppertunity to "mack"

I just mack and cheesed....

Mack and Cheese by Masters of the Mack and Cheese July 9, 2010

mack and cheese 

mackin' it; keeping one's pimp hand strong

Kevin: I'm gonna hook up with this girl from work before I go back to school and get at that girl from last semester.
Mike: Yo, mack and cheese, bro.

mack and cheese by K.Rose August 28, 2008