2 definitions by epsalon1

The international consortium of urinary perverts.
You like golden showers? Oh yes! I'm a card-carrying member of ICUP.
by epsalon1 May 18, 2023
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One Penis Policy. An open relationship where a man has multiple girlfriends and they can see other women but not men.
No, you can't get with her. Her bf has an OPP.
by epsalon1 April 17, 2016
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