英和和英

語源

See thumbs up.

名詞

thumbs down (複数形 thumbs downs または thumbs down)

1. A gesture signifying disapproval; a thumb pointing down out of a fist.

   He shook his head and gave a thumbs down.

2. A rejection or refusal.

   We requested permission but got a thumbs-down.

   • 2021 March 8, Jane E. Brody, “Medical Marijuana Is Not Regulated as Most Medicines Are”, in The New York Times‎^[1]:

     Indeed, THC does lower damaging pressure inside the eye, but as Drs. Finny T. John and Jean R. Hausheer […] wrote, “to achieve therapeutic levels of marijuana in the bloodstream to treat glaucoma, an individual would need to smoke approximately six to eight times a day,” […] . The major eye care medical societies have put thumbs down on marijuana to treat glaucoma.

動詞

thumbs-down ‎(三人称単数 現在形 thumbs-downs, 現在分詞 thumbs-downing, 過去形および過去分詞形 thumbs-downed)

1. To disapprove with a thumbs-down sign.
   • 2015, Anne Wagener, Borrow-A-Bridesmaid

     He stood outside the dressing room and thumbs-upped or thumbs-downed each choice.

反意語

• thumbs-up