Skip to main content
Search Urban Dictionary
Back
Start typing to search.
Searching
...
Dictionary
Store
App
Chat
Blog
Help
Words of the Day
Browse
Add a Definition
User Settings
Definitions by arnoldjrimmer
ni ni
Share definition
Flag
Slang
for "
night night
"
Ni
ni
guys
!
ni ni
by
arnoldjrimmer
November 7, 2010
Get the
ni ni
mug.
