Top Definition
To masturbate very very hard and for a long time.
Could also mean to fuck somebody very very hard.
Your choice really.
n00b: duuude that girl makes me bonehard!!1
person: omfgzzz!!1! shes BUFFTINGZ rofl
by Beka Bonehard March 15, 2007
6 Words related to bonehard

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.

×