(Britain, idiomatic) Alternative form of all mouth and trousers

Alternative form of run off at the mouth

(Britain, idiomatic) Superficial, engaging in empty, boastful talk, but not of real substance.

(medicine) A highly contagious and sometimes fatal viral disease that can affect animals with cloven hooves.

(idiomatic, US) To be careful about what one says, especially with regard to disrespectful or profane language.

(informal, idiomatic) To boast, or brag, or talk too much. / (informal, idiomatic) To disclose some information that was supposed to be secret.

plural of big mouth

plural of potty mouth

plural of mouth of a sailor

plural of tear-mouth