Information, text, or a document that the writer is too lazy to describe in detail or is too long to summarize quickly.
"Please read the attached draft blah-blah about Sales & Marketing."

"Check out their web site and the blah-blah about the trade show."
by The Frow January 20, 2012
BLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAH
BLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAHBLAH BLAH BLAH BLAH BLAH
by OwO BOI August 17, 2019
An example of someone chatting bare shit BLAH BLAH BLAH, someone who would probably be a good salesmen, doesn’t stop talking. A figure of speech to mock someone.
BLAH BLAH BLAH, have you finished
by Urbantheturban July 8, 2019
Nonsense words used in English to show speech without the contents having any importance
by Fangsta December 14, 2003
when something gets really boring all that you hear is blah blah blah
the teaching was so monotonus all I heard was blah blah blah
by singer201998 July 14, 2009
Blah blah blah is the language my last girlfriend spoke after our first year of dating.
Honey, blah blah blah?
by eugenelightning August 6, 2006
What most students hear in school
They just zone out, and all they hear from the teacher is Blah Blah Blah
"In math today we will blah blah blah, blah blah, Blah."
Student: When will I ask Jamie to the dance?
by DaDapster March 30, 2010