Top Definition
When a girl fucks you for free, because she likes to give it away. Like free legal representation when the attorney approves the cause.
"Dude, I can't believe I boned her. She's never been down before."

"Sounds like she's down for a pro-bonor."
by Steed Dropout August 31, 2012

Free Daily Email

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

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×