When you try and fit more then one dong/meatsicle/ramming rod into a chick's butthole at the same time, also known as the Brothers with no Shame".
Dude: let's cram can that girl.
Dude 2: this is me agreeing.
-later-
Bitch: OH GOD YES,CRAM THAT CAN!!!! UHHN UHHN UHHHNNNNN.
Dude: I am glad we cram canned this girl.
Dude 2: I am currently cram canning, Dude. Please don't look me in the eyes.