A more appropriate and misogynistic term for a one night stand. Often offered to unsuspecting women as a joke in serious conversation.
I figured it was just gonna be a fun night stand, now I have twins. I hate my life.
by JPISU August 9, 2007
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a short term amorous encounter that neither party regrets the next day

(as opposed to the often negative connotation of 'one night stand')
"yeah it was a one-off thing, just a fun-night-stand"

"we met in a bar, and it kind of led to a fun-night-stand"

"Kerry and Steve had a fun-night-stand when they were in college"
by Merchant M October 24, 2013
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