zilchhttp://www.oed.com/dictionary/zilch_v%3Ftab%3Dmeaning_and_usezilch, v.
Revised 2021

zilchverb

slang (originally U.S.).
  1. 1957–
    transitive. To defeat (an opponent in a game or match) such that their final score is zero. More generally: to defeat; to quash, to reduce to nothing. Cf. zip v.2
    1. 1957
      The Bastrop club we face is the same crew that got zilched by the North Side (San Antonio) Jaycees.
      Del Rio (Texas) News-Herald 6 August 4/2
    2. 1969
      Dartmouth also managed to take three contests from their opponents, zilching Penn 3–0.
      Naugatuck (Connecticut) Daily News 9 January 9/3
    3. 1978
      One divorced woman zilched any sexual committments [sic] for years for the sake of her two teen-age girls.
      Eau Claire (Wisconsin) Leader-Telegram 30 June a6
    4. 2002
      Imagine if the Houses of Parliament,..or the Sacré Coeur, or the Coliseum in Rome had been zilched.
      Times 22 February (T2 section) 7/1
    5. 2012
      It would have been easy for us to give in and let him score but we didn't do that and we wanted to make sure we zilched them.
      Morley (West Yorks.) Observer & Advertiser (Nexis) 20 August

zilch, v. was revised in March 2021.

zilch, v. was last modified in July 2023.