warhead definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the head, or forward section, of a torpedo, bomb, or other projectile, containing the explosive charge, chemical, etc.
warhead definition by American Heritage Dictionary
A part of the armament system in the forward part of a projectile, such as a guided missile, rocket, torpedo, bomb, or other munition, that contains either a nuclear or thermonuclear system, a high explosive system, chemical or biological agents, or inert materials intended to inflict damage on a target.