put (someone or something) out of its (one's) misery Идиома
misery loves company
sad people want to be with other sad people On the door of the jail was this sign: Misery Loves Company.
put out of its misery
kill because it is suffering, put down One of our dogs had diabetes, so we put it out of its misery.
Misery guts
A misery guts is a person who's always unhappy and tries to make others feel negative.
misery
misery In addition to the idiom beginning with
misery, also see
put someone out of his or her misery.
put someone out of his or her misery
put someone out of his or her misery 1) Kill a wounded or suffering animal or person, as in
When a horse breaks a leg, there is nothing to do but put it out of its misery. [Late 1700s]
2) End someone's feeling of suspense, as in
Tell them who won the tournament; put them out of their misery. [c. 1920] Both usages employ
put out of in the sense of “extricate” or “free from.”