speaking tube
Noun
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003
Noun
speaking tube (plural speaking tubes)
- A tube for conveying speech, especially from one room to another at a distance.
- voicepipe
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003