Blah 

A word used (esp by lawyers) meaning "block of text" or "something not worth articulating". Note that some users of the word in this sense are probably not very "urban"

...at paragraph 5 it says 'the Minister can be contacted by wrting to BLAH please allow 29 working days for a reply'

Blah by inchiki December 2, 2010

blahzey blah

Another way of saying what ever, what ever. From NYC

Yo, I dont got da money because blahzey blah was like Imma get it next week B.

blahzey blah by Brooklyn to Harlem Stand up December 6, 2004

crazy scientist blah 

The Crazy Scientist blah is a Blah man that Predicts that the world will crash into the sun in FIVE SECONDs. this is found in the Demented Cartoon Movie.

person A: what are you up to Professor blah (crazy scientist blah)?
Crazy Scientist Blah: well, i just figured out that the world is going to crash into the sun in five seconds.

crazy scientist blah by Hailey June 19, 2006

Blah 

A word used to vent frustration, it also helps to get out anger and can be used to explain one's feeling.

Heather: What's Up?

Lucy: Blahhhhh everything!

Blah by LittleRave February 14, 2009

blaza blah 

when ur tellin or story u just cuttin out sum details that are not that important!

i was talkin to this chick blaza blah and we ended up goin back to my place! ya digg!

blaza blah by sha bu ba la boopy March 26, 2009

blah 

1. Used to explain a feeling of being sick.
ex. "Oh my god Julia..uhh I just feel like blah."

2. Said in a conversation when no one else is talking.
ex. Sunglasses446 (10:46:07): Sean is annoying.
emofuck x (10:46:13): Yeah he is.
Sunglasses446 (10:52:46): blah.
(notice timestamps)

3. When used repeatedly is mean't as someone talking to much or replaced for a part of a story/gossip that is not important.
ex. Well you know that Sally is going out with John blahblahblah but did you know she had sex with Steven last week?

Examples above.
-Example must have at least 20 letters and 3 words.
-Example doesn't use the word blah. Use the word in a sentence.
Now it does.

blah by REAL Definitions x April 30, 2006

blah 

A girl that is so horrible that no words can describe her.

You are the most vapid, whiny, BLAH i've ever met!

blah by Jojoba Loofah Milktowel June 27, 2008