The male genitalia. More specifically the scrotum.
by Erik Aguilar January 28, 2004
Kevin, at the pool: Hey what's that clacking noise?
Mark, puffing out his chest: That's my marble bag. Check it out.
Kevin, cupping: Not bad, not bad.
Mark, jumping back: Hey! Look, but no touch!
Kevin: I've held better.
Mark, puffing out his chest: That's my marble bag. Check it out.
Kevin, cupping: Not bad, not bad.
Mark, jumping back: Hey! Look, but no touch!
Kevin: I've held better.
by Pantaloon February 10, 2008
by kumar January 11, 2005
A too-small speedo bathing suit.
While at the beach, some overweight moron strolled by in his German marble bag all but exposing his hairy nut-sack.
by Ray September 17, 2003
The contents of a speedo when the gentleman sporting said garment is over the age of 40 and walking out of a fairly chilly surf.
by oban144u July 29, 2011
When your Scrotum is long enough to envelope a penis. The goal is to get a Testicle on either side of the shaft.
by Aloha01! April 22, 2020