This is when you titty fuck a female and bust a nut on her chin, so the nut drips off her chin forming a white beard.
by hoto March 07, 2005
A non-Jewish Middle Eastern-American who bends over backwards to prove how American he is. Derived from "Uncle Tom."
Mo's indie rock friend #1: Did you see Mo get all weird when we introduced him to that hot Syrian chick?
#2: I know, as soon as she asked him what "Mo" was short for, he turned as red as a twice-used maxi pad.
#1: For real! I had to tell her it was short for "Mohamed."
#2: When will he realize "Mo" is the toupee of all nicknames?
#1: (scoffs) I love him more than I love Guided By Voices, but he's such an Uncle
Sam.
Exeunt
#2: I know, as soon as she asked him what "Mo" was short for, he turned as red as a twice-used maxi pad.
#1: For real! I had to tell her it was short for "Mohamed."
#2: When will he realize "Mo" is the toupee of all nicknames?
#1: (scoffs) I love him more than I love Guided By Voices, but he's such an Uncle
Sam.
Exeunt
by Self-Hating Hipster July 27, 2005
by MaddhatterCrow March 06, 2016
One night when I was wasted at a college party, after mak'n lov' to this skanky ho i gave her a uncle sam
by samsonite July 21, 2003
by MK Ultra supersoldier January 02, 2005
When two individuals have sexual intercourse in the cowgirl position at the base of the Lincoln Memorial while waving several American flags.
by M-Chill December 22, 2012
A PX on a military base
by Munstadi May 27, 2018