| pipe down | (phrv) เงียบ (คำไม่เป็นทางการ), See also: หุบปาก, Syn. shut up |
| pipe down | If you have something to say, say it now or pipe down. |
| pipe down | Pipe down, otherwise you will be hauled out. |
| quieten | (v) become quiet or quieter, Syn. quiet down, hush, pipe down, quiet, quiesce, Ant. louden, Example: The audience fell silent when the speaker entered |