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13.
a word used when you're extremely bored or don't know what else to say
"blahh i'm bored"

or.

"so that should be fun"
*ackward silence*
"blahhh"
by pshaa. December 15, 2008
 
1.
a word commonly used to describe an emotional state in which the person feels a sense of having no hope; usually during a deep depression.
As I lay awake, alone in my bed, I cannot help but become overwhelmed by this feeling of blah.
by Sunhome September 06, 2005
 
2.
something that means nothing.
"hey joe, whats up?"
"blah,"
"what?"
"blah"
"ok..."
"blah"
by _*_*_*_ October 09, 2005
 
3.
its a word used in an after sentence, when no one is talking, or when a person has nothing else to say.
1.So then i told Jose that imma look for those midgets if its the last thing i do.. and blah..

2. just blah..

3. mm.. BLAH!
by Nocty December 20, 2003
 
4.
Extremely bored. Not a thing to do.
"I feel very blah..."

"Who here is blah?"
by LPGuy08 January 09, 2006
 
5.
A word to use when you dont know what the persons talking about.
Blah Blah Blah is all the students were hearing
by Pirate.Princess.Loves.Knee.Socks. October 22, 2006
 
6.
1.A word that describes an unknown situation.

2.A word that describes an unknown feeling.

3.Used when you don't know the answer to something.

4.Silver's word! >=D
1.'Are you sure about that?' 'Blah...'

2.'How do you feel?' 'Blah...'

3.'What is the answer to #44?' '.....Blah.'
by Silverfang June 27, 2006
 
7.
when you have nothing to say, and its hard to say what you feeel.
ughh, i feel so blah.
by AlySsA@ October 19, 2008