small arm: Meaning and Definition of

small' arm'

Pronunciation: [key]
  1. Usually,a firearm designed to be held in one or both hands while being fired: in the U.S. the term is applied to weapons of a caliber of up to one in. (2.5 cm).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.