Skip to main content
Dictionary
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Do Not Sell My Personal Information
Information Collection Notice
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
DMCA
© 1999–2026 Urban Dictionary ®
Words of the Day
Browse
Add a Definition
User Settings
Definitions by world genius
Jack
Share definition
Flag
The
front
part of a
donkey
. The back part is an
ass
. Thus the term jackass.
Always look a gift
donkey
in the Jack
never
in the
ass
.
Jack
by
world genius
February 4, 2010