put some creature out of its misery

put (someone or something) out of its/(one's) misery

1. To kill someone or something as a means to ending suffering. Considering the dog's extensive wounds, the vet encouraged us to put him out of his misery.
2. To quell one's curiosity. Oh, just put me out of my misery and tell me how the movie ends!
See also: misery, of, out, put
Farlex Dictionary of Idioms.

put some creature out of its misery

to kill an animal in a humane manner. (See also put one out of one's misery.) The vet put that dog with cancer out of its misery. Please, put my sick goldfish out of its misery.
See also: creature, misery, of, out, put
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • put (someone or something) out of its/(one's) misery
  • put out of misery
  • put somebody/something out of their/its misery
  • put someone out of his or her misery
  • put someone out of their misery
  • put something out of its misery
  • have a dog's chance
  • dinner
  • bite on (something or someone)
  • bite on someone