The term yam sack originated from the bag that farm workers would hang from their belt in front of them while harvesting yams. Now the term yam sack is generally used in reference to the testicles or bean bag. Also see yam bag.
by Matt Park February 06, 2005

The process of converting a man's genitals into pancake-like objects by applying extreme force using a blunt object (i.e, one's foot).
by NatlTony August 01, 2008

The act of transforming a man's genitals into round, flat objects resembling pancakes. Usually accomplished through the application of extreme force delivered via a baseball bat or one's knee, foot, fist, or elbow.
Betsy said, "Owen, I haven't told you this before, but I have a 3rd degree black belt in Karate. If you don't keep your distance from me I will seriously pancake your yam sack."
by NIIC-T August 27, 2008

long hanging genitals found on rather elderly men, or anyone afflicted with scrotal calcinosis - calcium petrified zits on the balls.
Looking at the fine lines on her mature date's face, she wondered if the rest of the package was a well-preserved or if she'd have to gloss over massaging his crusty yam sack.
by Rhae Camdyn January 22, 2018
