Meaning & Definition
noun
Something regarded as bland, dull, or unexciting.
The movie was an absolute blah; I regretted watching it.
Trivial or pointless conversation.
We spent the evening engaged in social blah, which left me unsatisfied.
interjection
Used to indicate boredom, lack of interest, or to dismiss something spoken.
He went on and on about his vacation, but I just kept thinking, 'blah, blah, blah.'
A synonym for trivial or uninteresting talk.
The meeting was full of blah that didn't really address our main concerns.
Used to refer to an unspecified or generic form of communication that is uninteresting.
The email was filled with blah about company policy that I already knew.
Etymology
Originally a slang term from the 1970s, possibly derived from the sounds of conversation.
Common Phrases and Expressions
blah blah blah:
used to dismiss repetitive or uninteresting talk
it's all blah:
suggests that something is unworthy of consideration
just more blah:
indicating something is more of the same boring talk
Slang Meanings
A way to describe overly chatty people or conversations.
He's always talking blah, none of it is interesting.
An exclamation to dismiss something boring or unimportant.
When she started talking about politics, I just said, 'blah!'