sleep tight

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English[edit]

Etymology[edit]

There are many meanings of the word 'tight' and, unsurprisingly, there are several theories going the rounds as to the origin of 'sleep tight'. One is that the phrase dates from the days when mattresses were supported by ropes which needed to be pulled tight to provide a well-sprung bed.

Phrase[edit]

sleep tight

  1. If you keep yourself tightly bundled you will sleep warm and rest well.

Interjection[edit]

sleep tight

  1. (nightly farewell) good night

Translations[edit]