Definitions

1. noun

the opening through which food, air, etc., is taken into the body; the jaws and lips that form this opening

“She put her finger in his mouth to check if he was okay.”

2. noun

a river’s or ocean’s opening into a lake or the sea

“The mouth of the river was affected by the storm.”

3. verb

to speak or utter words

“She mouthed the words to the song as she sang along.”

4. verb

to utter or speak (something) silently

“He mouthed the words ‘I love you’ to his girlfriend.”

5. verb

to produce something that resembles speech, such as the sound of a animal

“The birds mouthed a warning to the predators.”

6. verb

to utter or speak something in a manner that is not genuine or sincere

“He mouthed words of sympathy, but his heart was not in it.”

7. verb

to form words or sounds with the mouth, especially as an imitation or a pretence

“The child was mouthed the words by her teacher to practice her pronunciation.”

8. noun

the beginning or source of something

“The mouth of the problem lies in the root cause.”