Canadian Microwave 

When one shoves a handwarmer (or handwarmers) into their partners anus.

“My anus is cold” “I’ll give u the ol’ Canadian Microwave”

Canadian Microwave by big gay 2 November 15, 2018

Canadian microwave 

A sexual where one partner is laying face down on the floor, or a bed, and the other repeatedly stuffs the partners anus with electric hand warmers, until no more can fit.

Hey Roger, I was thinking we could do the Canadian microwave tonight.

Canadian microwave by pastramillion November 15, 2018