A really small penis around 1-3 inches, usually found on little boys but if on older boys it's really funny to point and laugh at.
In seventh grade, Max was completely pantsed in front of the entire class, showing everyone his cute little wee wee! Now no girls will go out with him because they know that his pee pee is a little itsy bitsy teeny weeny wee wee!!
For many centuries man has called his genitalia by the name shlong or talliwhacker. For those men who have yet smaller ones, they call them wee wees. A wee wee is a gross looking penis with a face on the head scribbled in blue ink.
Little Georgey asked him mom for a new toy, so she told him to go play with his wee wee if he had nothing to play with. He played with his wee wee and soon the house blew up.