Top Definition
That random pimple that appears on your knee from out of nowhere.
"How did you did a pimple on your knee?" "I don't know man, it's some crazy acknee."
by JvBm July 21, 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.

├Ś