a word sound used when in terms of ect. Also just cool to use any time.
u kno the guy who likes that girl and runs round, and owns a nice car and blaah
by Dave May 31, 2003
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1920's, Apple sauce, nonsense, or anything that is no good.
The new jazz band on WNAX is blaah.
by Bob Proczko October 16, 2006
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Feeling After You Fall Down A Flight of Stairs At A Concert , Followed By Pain and Soreness Afterwards
So and so went to a concert and fell down a flight of stairs afterwards felt very Blaah.
by K.M.O. May 16, 2022
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