Bad-mouth meaning
(informal) To criticize or malign, especially unfairly or spitefully. Alternative spelling of badmouth. (slang) To find fault (with); criticize or disparage.
What does it mean to badmouth someone?
: to say bad things about (someone or something) : to criticize (someone or something)
How do you spell bad mouthing?
or bad·mouth
verb (used with object), bad-mouthed, bad-mouth·ing. Slang. to speak critically and often disloyally of; disparage: Why do you bad-mouth your family so much?