gripsack 

A term that used to refer to a suitcase or briefcase.
Now it can be often mistaken as a male's testicles.

When the teacher said "gripsack", some students cracked up since it sounded like balls and often some kids like to grab their own balls since they its itchy.

gripsack by Alternative Legend April 17, 2007

Gripsack 

A gripsack is a tool for ten pin bowlers that, when grasped tightly, emits a powder to help you get better hold on your bowling ball. These are sometimes referred to as a rosin bag.

Mike: Hey, could I use your gripsack?
Jason: Sure, man. Just don't get the powder all over your table.

Gripsack by Buttered Quayle October 6, 2020

Gripnacks

adj.

A woman's naturally uplifted breast. Appear to be nice, round, and firm. They do not hang and have a perfect bounce.

Nothing less than a 'B' cup and no more than a 'D' cup.

Guy 1: Did you see Doris' tits?

Guy 2: Are you kidding me? They're perfect!

Guy 3: Safe to say, those are some "Gripnacks!"

Gripnacks by Christian E. August 16, 2008