Cram bag 

When you fill a plastic bag so much that you can't tie it closed. You pull a second bag down over the top to seal it closed. This is the cram bag.

I stuffed so much in, I had to use a cram bag

Cram bag by S0d0r May 13, 2016

Cram bag 

Its when you have no condom and have to resort to using a plastic bag to have "protected" sex

" yo dude last night at the party me and this chick were real horny and she wanted to fuck but i didnt have a condom so i had to "cram bag" that bitch"

Cram bag by Pafrick and Renegade March 19, 2010

Cram baggin 

the action of using a cram bag while having sex

step 1: get plastic bag

step 2: put your dick in the bag
step 3: insert into the hole

step 4: CRAM IT ALL THE WAY UP THERE AND PULL OUT AFTER CUMMING LEAVING THE BAG DEEPLY CRAMED IN HER CRAM HOLE!!

" Last night i lost the rubber so i had to resort to a plastic cram bag and started cram baggin her so hard she came and i just left that cram bag up there and left her orgasmic dripping ass on the be CRAM BAGGED !!!

Cram baggin by PAFRICK THE CRAM KING March 19, 2010