flap one's gums
(idiomatic, colloquial, US) To speak idly; to talk without effect.
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(idiomatic, colloquial, US) To speak idly; to talk without effect.
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Semantically related
- flap off73%
(intransitive, slang, informal, United States, almost always with about) To talk excessively, ignorantly and/or wrongly.
- jaw-jaw64%
(slang) To talk at length; to chatter or jabber.
- gum job63%
(vulgar, slang) An act of fellatio performed by a person who has no teeth.
- get wind in one's jaws62%
(idiomatic, informal, chiefly, US, _, Southern) To have too much to say; talk too much; run at the mouth; to speak one's mind or voice one's opinion about a matter; blabber.
- flutter61%
(intransitive) Of a winged animal: to flap the wings without flying; to fly with a light flapping of the wings.