Definition of "badmouths" []

• Third-person singular simple present indicative form of badmouth. (verb)

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• "It's a bit ironic that The Paulson badmouths the existing amenities of the stadium while he goes out and hires the same contractor who got it that way to take another crack at it."
• "The seller that does well exaggerates the quality of his product and badmouths his competition."
• "There's a lot of science behind it -- what do you do if somebody badmouths the brand?"