(idiomatic) To assert or promote one's opinion; to make one's thoughts known.

(idiomatic) To talk more loudly or plainly. / (idiomatic) To make oneself or one's opinions known; to advocate or assert oneself.

To speak in a language unknown to the speaker, especially when in a state of religious ecstasy; glossolalia.

an intercom that allows a visitor to a building to speak to someone inside before being allowed entry; an entryphone

(Philippines) To speak in English.

speaking in tongues

A slight acquaintance, allowing for the exchange of salutations and general remarks.

(Internet) A form of chatspeak used by users of the Twitch.tv website, especially gamers, characterized by the frequent use of emotes

plural of speaking tube

A tube for conveying speech, especially from one room to another at a distance.