gas·bag

[gas-bag]
noun
1.
a bag for holding gas, as in a balloon or dirigible.
2.
Slang. a talkative, boastful person; windbag.

Origin:
1820–30; gas + bag

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World English Dictionary
gasbag (ˈɡæsˌbæɡ) [Click for IPA pronunciation guide]
 
n
1.  a person who talks in a voluble way, esp about unimportant matters
 
vb , -bags, -bagging, -bagged
2.  (Irish) (intr) to talk in a voluble way, esp about unimportant matters

Collins English Dictionary - Complete & Unabridged 10th Edition
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00:10
Gasbag is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a gadget; dingus; thingumbob.
Slang Dictionary

gasbag definition


  1. n.
    a braggart. : What's the old gasbag going on about now?
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw Hill.
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Example sentences
By regurgitating gasbag talking points, deniers will never alter the perception of climate mavens.
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