look up any word, like bye felicia:
 
4.
An ageing youngster who uses text slang on internet fora, believing it is cool, and boring everyone else to death.
To 'miffy' or 'act like a miffy' is to write things like '...yeah, coz u are an old fascist...'
by zoe ball July 01, 2004
33 25
 
1.
A sweet, smart, cute little bunny.
Character on a children's show, "Miffy and Friends", on Treehouse TV.
themesong: "Miffy! Sweet little bunny. Miffy! Smart little bunny. Miffy! Cute little bunny."
by ithinkiwasprobed September 11, 2007
33 7
 
2.
the state in which someone is between upset and pissed. It usually occurs after devastating news.
Alex: Hey Harrison, how are you doing?

Harrison: (blank face...strangly distant): I'm okay, man.

Alex: (to herself) Boy, he seems miffy.
by Lexxxi October 28, 2006
25 11
 
3.
Someone who is a cutie, an adorable human being, fun and fresh all the time. Only to be used on particular people.
oh, Lauren your such a MIFFY!!
by NoTiOn March 10, 2004
23 14
 
5.
Someone who is just adorable...

Tends to get picked on a lot,

but that's because other people are jealous of him.

P. S. He's so darn cute, some people want his sperm... lol
Miffers... You're adorable.

Miffers, come on, give me a hug.

Oooo ~ Look over there, I see a Miffy.

What are you doing this weekend?
I'm gunna go see if I can find me a Miffy... lol
by D.C. February 08, 2004
19 13
 
6.
Amazing. Awesome. Talented. Knowledgeable. Has two different sides to him.
He's so Miffy.
by Yoshi_monster September 28, 2011
8 4
 
7.
someone who has a long-term sexual proximity to Asia
"he's a miffy, he's constantly eyeing up those Chinese tourists on the punts"
by Adam Birkby February 26, 2005
6 15