blah

[ blah ]
/ blɑ /
Slang.

noun

nonsense; rubbish: What they say is blah.
the blahs, a feeling of physical uneasiness, general discomfort, or mild depression; malaise: After the long weekend many workers had the Monday-morning blahs.

adjective

insipid; dull; uninteresting.

Origin of blah

First recorded in 1915–20; imitative
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blah

British Dictionary definitions for blah

blah

blah blah

slang

noun

worthless or silly talk; claptrap

adjective

uninteresting; insipid

verb

(intr) to talk nonsense or boringly

Word Origin for blah

C20 imit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012