safe and sound
Having come to no harm, especially after being exposed to danger.
Come to the Centaur, fetch our ſtuffe from thence: I long that we were ſafe and ſound aboord.
adj
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.
Complete, solid, or secure.
Fred assured me the floorboards were sound.
The brasswork here, how rich it is in beams, / And how, besides, it makes the whole house sound.
Having the property of soundness.
With fresh material, taxonomic conclusions are leavened by recognition that the material examined reflects the site it occupied; a herbarium packet gives one only a small fraction of the data desirable for sound conclusions. Herbarium material does not, indeed, allow one to extrapolate safely: what you see is what you get[…]
Good; acceptable; decent.
How are you? —I'm sound.
That's a sound track you're playing.
Quiet and deep.
Sound asleep means sleeping peacefully, and often deeply.
Her sleep was sound.
adv
Soundly.
So ſound he ſlept, that nought mought him awake.
intj
Yes; used to show agreement or understanding.
I found my jacket. — Sound.