Top Definition
After you cum you take the residual cum on the tip of your penis and apply it like lipstick to your partner's lips.
"Wow, Sam's lips look really shiny," Friend 1.
Friend 2, "Yeah, I just gave her a Mona Lisa Smile."
by The Drs September 02, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.