a grundle sausage is a penis when it is in an anus of another being.
At school two guys were talking about giving one another a grundle sausage, i thought they were talking about some gourmet food until i found out they were gay.
by Don Gulliver May 08, 2003
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.Buy the mug