Definition of "gasbag" []

• An expansible bag for holding gas. (noun)
• Slang One given to empty or boastful talk. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The loud-mouthed gasbag is obviously awakening to the fact that his influence, his credibility and his future livelihood is threatened by the fact that he will soon be proven wrong."
• "None of my money goes to the RNC while this gasbag is still there."
• "This is why Rush is called a gasbag in the first place."