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2.
A) Mother Of All Craps
"I have to take a MOAC."
by CaShaLi January 10, 2008
 
1.
Mother of all Coffee: Found at Green Bean Coffee shops through out military bases in the Middle east.
Hey Jimmy, I got you a large coffee with four shots of esspresso.

Damn Craig, that's a MOAC
by hatchback2269 July 07, 2010
 
3.
Acroynm for "Mother of all cunts"
That woman is so horrid, she is an MOAC.
by Sydneyinatl March 26, 2008