Alas, in this case, the situation was like mouthing off to a cop.
She complied, albeit sheepishly, mouthing one that was surprisingly conventional and all-American.
Swift erupts, as they argue while mouthing the lyrics of the song.
He was mouthing off, Sady contended, and he never said a word about any specific plot to kill Americans.
As Obama uttered these words, Justice Samuel Alito was seen shaking his head and mouthing the words “not true.”
But—there's a sting in some smooth words, for a mouthing Macedonian.
The clever servant was mouthing and grimacing in a horrible, grotesque manner.
She commanded him to display the contents of the bag; and then ensued a scene in which she became a mouthing, shrieking harridan.
She was once more the mouthing demoniac of a short half-hour ago.
The small samples of ore he gloated over lovingly, mouthing and gibbering.
Old English muþ "mouth, opening, door, gate," from Proto-Germanic *munthaz (cf. Old Saxon, Old Frisian muth, Old Norse munnr, Danish mund, Middle Dutch mont, Dutch mond, Old High German mund, German Mund, Gothic munþs "mouth"), with characteristic loss of nasal consonant in Old English (cf. tooth, goose, etc.), from PIE *mnto-s (cf. Latin mentum "chin"). In the sense of "outfall of a river" it is attested from late Old English; as the opening of anything with capacity (a bottle, cave, etc.) it is recorded from c.1200. Mouth-organ attested from 1660s.
c.1300, "to speak," from mouth (n.). Related: Mouthed; mouthing. Old English had muðettan "to blab."
n. pl. mouths (mouðz)
The body opening through which an animal takes in food.
The oral cavity.
The opening to any cavity or canal in an organ or a bodily part.
Impudence; backtalk; sass: I've had about enough of your mouth (1926+)
: They jounced and mouthed each other
bad-mouth, bigmouth, blow off one's mouth, cotton mouth, foot-in-mouth disease, foulmouth, foulmouthed, from the horse's mouth,loudmouth,motor-mouth,mushmouth, poor-mouth, ratchet-mouth, run off at the mouth, shoot off one's mouth, smartmouth, watch one's mouth, zip one's lip