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fragmentation grenade

American  

noun

  1. a grenade with a heavy metal casing that shatters, on exploding, into fragments that travel at high speed and with great force.

Etymology

Origin of fragmentation grenade

First recorded in 1955–60

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.