put to sleep

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put to sleep (third-person singular simple present puts to sleep, present participle putting to sleep, simple past and past participle put to sleep)

1. (transitive) To cause (someone) to sleep.
   • 1897, Edward Bellamy, Equality (Bellamy), Preface:

     When even the silence and seclusion of this retreat failed to bring slumber, he sometimes called in a professional mesmerizer to put him into a hypnotic sleep, from which Sawyer knew how to arouse him at a fixed time. This habit, as well as the existence of the underground chamber, were secrets known only to Sawyer and the hypnotist who rendered his services. On the night of May 30, 1887, West sent for the latter, and was put to sleep as usual.

2. (transitive) To help (someone) to bed; put to bed.

   Synonym: put down

   • 1916, Stratemeyer Syndicate, Bunny Brown and His Sister Sue on Grandpa's Farm, Chapter XXV: Grandpa's Horses,

     Grandpa Brown rode off with Mr. and Mrs. Kendall; and Bunny and Sue were given a good dinner and put to sleep that afternoon, for they were tired, sleepy and hungry.

3. (transitive, figuratively) To render dormant.
   • 1787, Thomas Jefferson, Letter to Edward Carrington:

     Our jealousy is only put to sleep by the unlimited confidence we all repose in the person to whom we all look as our president.

   • 1872 August, Benjamin Ward Richardson, “The Physiology of Sleep”, in Popular Science Monthly, volume 1:

     This is in accord with facts, for I can by cold put to sleep special parts of the nervous mass without putting other parts to sleep.

   • 1935, Edgar Allison Peers (translator), John of the Cross, Ascent of Mount Carmel, Book 1, Chapter I,

     For there is no going forth from the pains and afflictions of the secret places of the desires until these be mortified and put to sleep.

4. (transitive, euphemistic) To kill an animal painlessly, often with an injection; to euthanize.

   Synonym: put down

   • 1885 August, Benjamin Ward Richardson, “Measures of Vital Tenacity”, in Popular Science Monthly, volume 27:

     In one instance where a large number of dogs were put to sleep in the lethal chamber, one was found in deepest sleep, but still breathing, side by side and partly covered by another that was not only dead but cold and rigid.

   • 2024 May 4, Simon Tisdall, “Giorgia Meloni and Ursula von der Leyen, the double act that is steering the EU ever rightwards”, in The Observer‎, →ISSN:

     If he were a horse, not a chancellor, Scholz would be humanely put to sleep.

5. (informal) To give a general anesthetic prior to surgery.

• put to bed
• put to bed with a shovel