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1.
Cum insolation: The result of swallowing way too much gizz, caused by you thinking that it would keep you warmer during the winter:. Used as an insult to someones weight or sexuality........Alaskan bitches!
Cum in-so-lay-shun
"Babe, i can't tonight. I have some cum insulation in my ass i think... you wanna try anal instead?"

"That ugly whore has so much cum insulation that her belly buttonis lower than her beltline!! She will seriously suck your dick for $15 bucks!!......(Rachel)
by Demonicshroom August 07, 2006