The stain left on the balls and schaft of the penis from menstrial blood. Often a result of sex with a bleeding woman's vagina.
You stained my balls with your bloody vagina blood, now I have a vein stain.
That girl gave me a nasty vein stain! It was great.
That girl gave me a nasty vein stain! It was great.
by B. Adams February 27, 2007