Dictionary definition · sound
noun
- the particular auditory effect produced by a given cause"the sound of rain on the roof"
- the subjective sensation of hearing something"he strained to hear the faint sounds"
- mechanical vibrations transmitted by an elastic medium"falling trees make a sound in the forest even when no one is there to hear them"
- the sudden occurrence of an audible event"the sound awakened them"
verb
- appear in a certain way"This sounds interesting"
- make a certain noise or sound"She went ‘Mmmmm’"
- give off a certain sound or sounds"This record sounds scratchy"
- announce by means of a sound"sound the alarm"
adjective
- financially secure and safe"sound investments"
- exercising or showing good judgment"healthy scepticism"
- in good condition; free from defect or damage or decay"a sound timber"
- in excellent physical condition"good teeth"
Source: Open English WordNet (CC BY 4.0).