英和和英

動詞

back out (third-person singular simple present backs out, present participle backing out, simple past and past participle backed out)

1. (transitive) To reverse (a vehicle) from a confined space.

   Hypernyms: back up, reverse

   He backed out of the garage.

   • 1960 July 11, Harper Lee, To Kill a Mockingbird, Philadelphia, Pa.; New York, N.Y.: J[oshua] B[allinger] Lippincott Company, →OCLC:

     A dirt road ran from the highway past the dump, down to a small Negro settlement some five hundred yards beyond the Ewells‘. It was necessary either to back out to the highway or go the full length of the road and turn around; most people turned around in the Negroes’ front yards.

2. (intransitive) To withdraw from something one has agreed to do.

   She backed out of organizing the fund-raising.

   • 1920, Herman Cyril McNeile, chapter 1, in Bulldog Drummond:

     The girl threw back her head and laughed merrily. "You poor young man," she cried; "put that way it does sound alarming." Then she grew serious again. "There's plenty of time for you to back out now if you like. Just call the waiter, and ask for my bill. We'll say good-bye, and the incident will finish."

   • 1960 February, M. D. Greville and G. O. Holt, “Railway Development in Preston—1”, in Railway Magazine, page 100:

     In the same year, 1844, negotiations were begun to strengthen the North Union's position by an amalgamation with the Liverpool & Manchester and Grand Junction companies, but at the eleventh hour the shareholders took exception to the rather overbearing ways of the Grand Junction, and backed out.

   Coordinate terms: cancel, call off, get cold feet

3. (transitive) To convince (someone) to withdraw from a challenge.
   • 1921, Nephi Anderson, chapter 1, in Dorian:

     "I can back you out."
     "How? Doin' what?" they asked.
     "Crossing the canal on the pole."
     "Shucks, you can't back me out," declared one of the boys, at which he darted across the swaying pole, and with a jump, landed safely across. Another boy went at it gingerly, and with the antics of a tight-rope walker, he managed to get to the other side. […]
     "All right, Carlia," shouted the boys on the other bank. […]
     Carlia placed her foot on the pole as if testing it. The other girls protested. She would fall in and drown.
     "You dared us; now who's the coward," cried the boys.

   Coordinate term: scare off

4. (gambling) To bet on someone losing.
   • 1921, Henry Luttrell, Crockford's : Or Life in the West Sketch No. III

     Whatever you throw is your chance. I called five for the main, which is the out chance, and threw seven to it, which is the in chance. If I throw five first, I lose, and if seven I win. You can back me in by betting the odds, or you can back me out, by taking the odds, the bank answers either way.

   See also: sell short

5. (computing, transitive) To undo (a change).

   I had to back out the changes made to the computer when it became apparent that they had stopped it working properly.

6. (computing, intransitive) To exit a mode or function.

   I chose that menu option by accident, so I pressed Escape to back out.

7. (MLE, transitive) To draw from behind the back (a knife etc.) (as also bare back).
   • 2018 September 13, YB (9th Street), “Don’t Make Sense”‎, 2:06–2:11:

     Anything 4 get bun, back it out see the paigons run
     Can't believe that my door got spun, I just got nicked for a loaded gun

派生語

• back one out

参考

• back down
• back in
• back into
• back off
• back up

アナグラム

• out back, outback