sleep tight

idiomPart ofsleep

sleep tight — idiom

1. A friendly way to tell someone, especially a child, to sleep well.

1.慣用語
釋義

A friendly way to tell someone, especially a child, to sleep well.

例句

Goodnight, Lily. Sleep tight and don't let the bedbugs bite.

Mom kissed me and said, "Sleep tight, sweetie."