Top Definition
To truly jack something up; To do something in a way that is completely and irreversibly jacked up.
You should not go back to that salon. That girl really knows how to jackjammy someone's head piece!
by Not your Mom! October 24, 2006
5 Words related to jackjammy

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.

×