A low two is when a man's balls smack a female's bottom during a celebratory final thrust after great sex. Like a high five.
by KKrazy April 17, 2009
In Modern Family, Cameron says to Jay "oh sure when you're gay you just walk around giving butt bumps to everybody... it's like a high five, it's a low two"
by RUFFLESx February 04, 2010
Similar to a High-Five, the Low Two is when two dudes' balls slap together in the act of double penetrating a woman.
by Fobill April 19, 2010