Top definition
Ejaculating in a girl's belly button and leaving it there overnight.

innie = Wisconsin hot tub
outie = Caymen islands
"Dude, i totally gave this chick a Wisconsin hot tub last night!"

"be careful man.. my girlfriend got an infection from that once, but her outie poked through the surface and made it the caymen islands"
by OfficerSensei May 23, 2018
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