1 definition by Tads O'Houlihan
When your nutsack becomes very thick,wrinkly,and small. This normally occurs when you are cold. You will know that you have the dome when the ridges on your coin purse are very defined, and you can make a thumping sound by smacking your sack.
Johnny had a scrodome after a cold shower.
by Tads O'Houlihan November 21, 2007