by annie linendoll January 11, 2009

A word that means nothing, yet it means everything... Blah is by far the most badass word on the planet, and can be used as a response to any possible question, or just something to say when things get awkward....
by BLAHAHAHAHAHAH December 6, 2012

by Anti_Social October 15, 2005

1. an adolescent that does not seem to display any signs of a real personality
2. the opposite of an ogre - a person with no layers
2. the opposite of an ogre - a person with no layers
by Alexa&Molly July 16, 2008

Onomatopoeia used to express situations which call for random sounds exiting the human mouth. Often associated with boredom or frustration with creatures known as Amins...
First used by Alexandra Freiman on July 25, 2005: "i'm bored...not exactly tired and just blah i dont know..."
by Amin Y Mirzaee August 21, 2005

by crazyfacehair July 15, 2008

A personality trait of someone completely monotone, uninteresting, unappealing, and most of all over rated; "brings nothing to the table".
Everyone I've talked to says that girl is amazing and gorgeous, but I've talked to her and she just seemed...well kinda BLAH.
by BuzzzzzzzzLightYeaRRRRRRRRR October 21, 2011
