noun back·fist \ˈbak-ˌfist\

Definition of backfist



  1. :  a punch thrown by a fighter with the back of the fist usually at the end of a quick spinning movement The instructor threw a backfist at three-quarter speed, but this time the student wasn't fast enough. — Dr. Thomas J. Nardi, MA Training, July 1995 The 39-year-old Le set the tone early …, landing a spinning backfist early in the first round that put Silva down. — Associated Press, 20 Nov. 2011

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Origin and Etymology of backfist

1back + 1fist

First Known Use: 1971

Seen and Heard

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feeling or affected by lethargy

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