Definitions by Feefer

Montana Milkshake 

Close cousin to the Cincinnati Juice Box, except the man releases a load of ejaculate into the woman's anus and proceeds to slurp the creamy mixture out with a bendy straw.

Dude, I totally gave Kevin's mom a Montana Milkshake. Mmmm Mmmm Good.

Montana Milkshake by Feefer May 16, 2008