Sleep tight

Idiom

Sleep tight

Definition

This idiom is used as a way of wishing someone a good night’s sleep.

Examples

Sleep tight tonight!

I hope you sleep tight tonight.

I’m so tired, I’m sure I’ll sleep tight tonight.

I’ll sleep tight so I’m well-rested for tomorrow.

Origin

This idiom is believed to have originated in the 16th century when people would tie ropes across their beds in order to keep the mattress tight, thus ensuring a better night’s sleep.

FAQs

Is there any difference between ‘sleep tight’ and ‘sleep well’? – ‘Sleep tight’ is more of a phrase used to wish someone a good night’s sleep, whereas ‘sleep well’ is more of a statement wishing yourself a good night’s sleep.