C.O.S.1.

The first CALARA OPERATING SYSTEM created
I like PANCAKKK and C.O.S.1.
by ANONYMOUS Firefox January 12, 2021
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C.O.

Cream out
Taylor Lautner makes me C.O.
by Stink stink 2789 November 7, 2022
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C.O.S

A C.O.S. (Cum on Sight) is a person you're so horny for, that at if you see that person at all, you cum instantaneously.
I SWEAR DAWG, the manager at the Best-Buy 3 blocks down is a legit C.O.S.
by sussymofo December 27, 2022
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