The meaning of SHIELD is a broad piece of defensive armor carried on the arm. How to use shield in a sentence. Synonym Discussion of Shield.

Shields are used to intercept specific attacks, whether from close-ranged weaponry like spears or long ranged projectiles such as arrows. They function as means of active blocks, as well as to provide …

SHIELD definition: 1. in the past, a large, flat object made of metal or leather that soldiers held in front of their…. Learn more.

SHIELD meaning: 1 : a large piece of metal, wood, etc., carried by someone (such as a soldier or police officer) for protection; 2 : something that defends or protects someone or something

shield noun 1. protection, cover, defence, screen, guard, ward (archaic), shelter, safeguard, aegis, rampart, bulwark innocents used as a human shield against attack 2. buckler, escutcheon (Heraldry), …

A shield is a large piece of metal or leather which soldiers used to carry to protect their bodies while they were fighting.

Dec 3, 2025 · Shield AI Expands into Space Domain through Partnership with Sedaro WASHINGTON (December 3, 2025) — Shield AI and Sedaro today announced a strategic partnership to advance …