sound

noun9

1. •
   anything that people can hear, such as a voice, music or a noise

   • He turned when he heard the sound of footsteps behind him.
   • Nobody made a sound.
2. •
   A vibration capable of causing such sensations.
3. •
   A distinctive style and sonority of a particular musician, orchestra etc.

   • He looks like he's got it, maybe. Listen to those kids!/There's no maybe about it. That's it, that's the sound. — 1954
4. •
   A segment as a part of spoken language, the smallest unit of spoken language, a speech sound.
5. •
   A long narrow inlet, or a strait between the mainland and an island; also, a strait connecting two seas, or connecting a sea or lake with the ocean.

   • The Sound of Denmarke, where ships pay toll. — 1605
6. •
   Earshot, distance within which a certain noise may be heard.

   • Stay within the sound of my voice.
7. •
   Noise without meaning; empty noise.

   • For let us consider this Preposition as to its meaning, (for it is the sence, and not sound, that is and must be the Principle or common Notion) […] — 1689
8. •
   A long, thin probe for sounding or dilating body cavities or canals such as the urethra; a sonde.
9. •
   The air bladder of a fish.

   • Cod sounds are an esteemed article of food.

adjective7

1. •
   Healthy.

   • He was safe and sound.
   • In horse management a sound horse is one with no health problems that might affect its suitability for its intended work.
2. •
   Complete, solid, or secure.

   • Fred assured me the floorboards were sound.
3. •
   Having the property of soundness.
4. •
   Quiet and deep.

   • Sound asleep means sleeping peacefully, and often deeply.
   • Her sleep was sound.
5. •
   (UK, slang) Good; acceptable; decent.

   • How are you? —I'm sound.
   • That's a sound track you're playing.
6. •
   Founded in law; legal; valid; not defective.
7. •
   Heavy; laid on with force.

verb11

1. •
   To produce a sound.

   • When the horn sounds, take cover.
2. •
   To convey an impression by one's sound.

   • He sounded good when we last spoke.
   • That story sounds like a pack of lies!
3. •
   To cause to produce a sound.

   • Sound the alarm!
   • He sounds the instrument.
4. •
   To pronounce.

   • The "e" in "house" isn't sounded.
5. •
   To ascertain, or to try to ascertain, the thoughts, motives, and purposes of (a person); to examine; to try; to test; to probe.

   • When I sounded him, he appeared to favor the proposed deal.
6. •
   To fathom or test; to ascertain the depth of water with a sounding line or other device.

   • Mariners on sailing ships would sound the depth of the water with a weighted rope.
7. •
   To examine with the instrument called a sound or sonde, or by auscultation or percussion.
8. •
   To be conveyed in sound; to be spread or published; to convey intelligence by sound.

   • For from you sounded out the worde of the Lord, not in Macedonia & in Achaia onely: but your faith also which is towarde God, spred abroade in all quarters, that we nede not to speake any thing. — 1560
9. •
   Of a whale, to dive downwards.

   • The whale sounded and eight hundred feet of heavy line streaked out of the line tub before he ended his dive.
10. •
    To arise or to be recognizable as arising in or from a particular area of law, or as likely to result in a particular kind of legal remedy.

    • In my opinion this claim sounds in damages rather than in an injunction.
11. •
    (no longer used) To resound.

adverb1

1. •
   Soundly.

   • So sound he slept, that nought mought him awake. — 1590

exclamation1

1. •
   (UK, slang) Yes; used to show agreement or understanding.

   • I found my jacket. — Sound.

noun1

1. •
   The strait that separates Zealand (an island of Denmark) from Scania (part of Sweden); also sometimes called by the Danish name, Øresund.