/blɑ/ Show Spelled Pronunciation [blah] Show IPA Pronunciation Slang.
1. nonsense; rubbish: What they say is blah.
2. 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
3. insipid; dull; uninteresting.
Worthless nonsense; drivel.
blahs A general feeling of discomfort, dissatisfaction, or depression: "Monday morning Oscar woke up with the blahs" (New Yorker).
Dull and uninteresting.
Low in spirit or health; down: sat around all day feeling blah.