Top Definition
Intercourse preformed under no consideration of any possible consequences (usually preformed by males)

Overweight

Unattractive
Ex's

Married
Best friends
Best friends partner

(one does not have to shout Yolo before, during, or after for it to be considered Yolo sex. One must simply just not care)
Example 1
Jim: Dude wtf that was my girlfriend

Jerry: my bad she wanted it
Jim: imma beat your ass
Jerry: worth it

Example 2
Todd: dude you were so drunk you fucked a fat chick
Dave: I know man, last night I didn't give a duck
Todd: that's some yolo sex right there
by thesexanator December 08, 2013

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