look up any word, like porb:
 
22.
a verb which is also an acronym

B- Blatantly
L- LA'ing
A- Aloud
H- Happily

(you say LA like the stereotypical little girls skipping down the street back in the 80's-90's going lalala)
"Why is that girl all happy and LA'ing to herself over there?"
"Eh, guess she's BLAH'ing"
by AMOR-AYYY :D May 02, 2010
 
23.
a description of something so bland, drab and/or gray its neutrality has actually become undesirable.
This potato salad is so blah. I need some excitement in the food i eat.
by genius moron November 20, 2009
 
24.
the magical word that means anything
"What are you doing?"
"BLAH"

"BLAH"
"Oh yeah, I know right?"
by J-Thizzz April 12, 2008
 
25.
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.
by REAL Definitions x April 16, 2006
 
26.
BLAAAAh

it can be used an adjective or a noun or and exclamation when the words cannot be found
"and it was like Blah"
"BLAH!"
"she's so BLAH"
by crazyfacehair May 24, 2005
 
27.
When uttered in The Demented Cartoon Movie, this word causes one to lose his or her head.
"Blah!" *head explodes* - Demented Cartoon Movie
by Baha May 15, 2005
 
28.
An acronym secretly meaning Badly Lacking A Hobby. Used by no lifers who live a very sheltered life.
"Theres nothing to do today, i'm so blahhhhhhhhh"
by Neverlution March 03, 2010