half dollar

  1. a silver or cupronickel coin of the U.S., equal to 50 cents.

  2. a silver or nickel coin of Canada, equal to 50 cents.

Origin of half dollar

First recorded in 1755–65

Words Nearby half dollar

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use half dollar in a sentence

  • The effect of this trick is as follows: A small metal box, just large enough to hold a half dollar and about 1/2 in.

  • That night he came home wild with delight,—he had earned a whole dollar, and knew how he could earn another half dollar to-morrow.

    The English Orphans | Mary Jane Holmes
  • The amount poured on the brick should be about the size of a half dollar.

    Elements of Plumbing | Samuel Dibble
  • The blister, if larger than a half dollar, should be opened near the edge with a needle which has been passed through a flame.

    The Mother and Her Child | William S. Sadler
  • He reminded Harrison of the half dollar long over due, and obligingly offered to take it out in circus tickets.

    Watch Yourself Go By | Al. G. Field

British Dictionary definitions for half-dollar


  1. (in the US) a 50-cent piece

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012