Top Definition
Used in reference to a positive, often exceptional sexual experiencing involving two or more persons.
"I bet you and those twins had one huge bonefest last night!"

"Man, I'd like to take her to an all-night bonefest."
by Al-Mac May 23, 2008

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.

×