n_n 

1) just another text smiley.
synonym. :) (happy) or ^_^ (cute)
antonym. u_u (sleeping)

2) two lowercase "n" separated by an underscore.

3) can be used as a general reply or a comment signature.

stranger: hi ctc?
ren_new: n_n
stranger: wer r u fr?
ren_new: n_n
stranger: r u stil der?
*ren_new just signed out.*

n_n by ren_new April 2, 2009

n_n 

See: ^_^

n_n by Pang Mu April 8, 2003

n_n 

is K-chans face that bugs Tarwedge :D
It shows yor are happy trying to bug the guy you love -HEART-

K-chan: don't make me do the n_n face on you
Tarwedge: GAH NO!

n_n by Tarwedge's Girl :DDDD July 11, 2003

n@n 

See Nick at Nite

Lets watch n@n

n@n by war7x August 9, 2009

n.n 

Used in online chatting.
Representational of a happy face, similar to but not as popular as ^_^
Opposite of u.u

girl 1: Denis asked me out today n.n
girl 2: o.o No way!
girl 3: *squeals* He did!

n.n by Satyr February 26, 2005

n_n' 

A sheepish grin, with an apostrophe representing the anime sweat-drop.

Person 1: Who ate my piece of cake?! I was saving it!
Person 2: Well, funny story n_n'...

n_n' by Kraas December 9, 2008

n///n 

A variant of "n__n." The slashes represent blushing marks. Used to show that one is blushing, or embarassed. Asian based.

Person1: I love you, fyi.
Person2: Really? Ily2! n///n

n///n by KelleyW October 11, 2008