a penis that is too big and too hard that it makes a girl cry.
Antonio's onion dick made Jess cry in pain.
by welovepenis123 December 04, 2016
A condition where ones dick stinks so badly can bring a tear to the eyes of ones lover on in a confined space ones self.
"after a hard days labor in this heat probably got onion dick going on"
by Travis thunder February 09, 2012