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1.
(Verb) When someone inserts a ice cube or two Into their or another persons anus, then shortly after tinkles the water out in a toilet or on another person just like a penis would.

(cold anus is also referred to icy blast)
1.Whoa Jerry! You gave me one hell of a cold anus last night!

2.Shit man it was fantastic, I was on that toilet forever from all that icy blast!
by Icyblast000 July 06, 2011