sackseam 

Term for a young boy. Also a name for the pronounced ridge along the underside of the scrotum.

Consequently, the greenhorn was also a sackseam.

sackseam by Acehole April 21, 2018

sackseam 

The raised ridge on the underside of the scrotum. Or, someone young and/or inexperienced.

“He’s Supposed to be a carpenter, and can’t even drive a nail. What a sackseam”
Or....
“The kid is 5, of course he still has his sackseam.”

sackseam by Acehole January 21, 2018

sackstamp 

The heart shaped sweatprint made from someones hot sweaty balls on a chair or other hard surface which may or may not be accompanied by an ass stamp.

That sweaty dude left a sackstamp on that chair.

sackstamp by jacknut January 19, 2012