finish out

finish out (third-person singular simple present finishes out, present participle finishing out, simple past and past participle finished out)

1. (transitive) To finish up, to complete, something previously started, particularly a time frame.
   • 2001, Susan Stryker, Queer Pulp, page 82:

     A former Spitfire pilot in the Royal Air Force who had been shot down over Germany and finished out the war in a POW camp.

   • 2019 September 30, David Ford, How You Finish Is What Counts, Christian Faith Publishing, Inc., →ISBN:

     Don accepted the new job, and they decided to let Billy finish out the school year before he and Jan moved to their new home. Even though it was a hundred-mile drive one way, Jan and Billy were there for Don's first sermon in the new 

   • 2021, Syl Sobel, Jay Rosenstein, Boxed out of the NBA, page 25:

     They finished out the season in the NBL as the first all-black team in organized professional basketball, with Gates as player-coach.

The verbs finish up and finish out are slightly different: finishing up implies a shorter amount of time to completion, whereas finish out suggests a perceived longer time.