A guard you put in the front of your weapon to improve hand and finger protection. It also gives room for more attachments to the weapon itself.(noun)
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Use "handguard" in a sentence
"The second complaint is about the forward handguard, which is made of sheet metal."
"The DDXV is the standard handguard model and the midlength handguard model is coming but doesn't have a title yet."
"This they explained away with laconic bemusement, observing that the break occurred while moving a stubborn prisoner, and “the soldier concerned had placed the handguard against a VC head with considerable force.”"