mouthing

verb

1. (form-of, gerund, participle, present)present participle and gerund of mouth
2. (form-of, gerund, participle, present)present participle and gerund of mouthe

noun

1. The act of forming a shape with the mouth, especially as part of sign language.

   “Mouthings tend to occur most often when signers are manually articulating nouns, open-class items, and morphologically simpler signs (see Crasborn et al. 2008).”

2. Ranting; passionate speech devoid of meaning.

   “Kearn did not rant, he did not deafen you with heroics and empty mouthings.”