1

shield

play
noun \ ˈshēld \

Definition of shield

1 :a broad piece of defensive armor carried on the arm
2 :one that protects or defends :defense
4 a :a device or part that serves as a protective cover or barrier
b :a protective structure (such as a carapace, scale, or plate) of some animals
5 :escutcheon; especially :one that is wide at the top and rounds to a point at the bottom
6 :the Precambrian nuclear mass of a continent that is surrounded and sometimes covered by sedimentary rocks
7 :something resembling a shield: such as
b :a police officer's badge
c :a decorative or identifying emblem

Examples of shield in a Sentence

  1. the heat shield on a space shuttle

  2. the slightly built boy used his sharp wit as a shield against the school's bullies

Recent Examples of shield from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'shield.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of shield

Middle English sheld, from Old English scield; akin to Old High German scilt shield and probably to Old English sciell shell


2

shield

verb

Definition of shield

transitive verb
1 a :to protect with or as if with a shield :provide with a protective cover or shelter
b :to cut off from observation :hide
2 obsolete :forbid

shielder

noun

Examples of shield in a Sentence

  1. celebrities who are shielded by a cluster of bodyguards whenever they appear in public

  2. she shielded her eyes from the sun with her hand

Recent Examples of shield from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'shield.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of shield

before 12th century

Synonym Discussion of shield

defend, protect, shield, guard, safeguard mean to keep secure from danger or against attack. defend denotes warding off actual or threatened attack.
    • defend the country
protect implies the use of something (such as a covering) as a bar to the admission or impact of what may attack or injure.
    • a hard hat to protect your head
shield suggests protective intervention in imminent danger or actual attack.
    • shielded her eyes from the sun with her hand
guard implies protecting with vigilance and force against expected danger.
    • White House entrances are well guarded
safeguard implies taking precautionary protective measures against merely possible danger.
    • our civil liberties must be safeguarded


SHIELD Defined for English Language Learners

shield

play
noun

Definition of shield for English Language Learners

  • : a large piece of metal, wood, etc., carried by someone (such as a soldier or police officer) for protection

  • : something that defends or protects someone or something

  • : a police officer's badge


shield

verb

Definition of shield for English Language Learners

  • : to cover and protect (someone or something)

  • : to prevent (someone or something) from being seen


SHIELD Defined for Kids

1

shield

play
noun \ ˈshēld \

Definition of shield for Students

1 :a broad piece of armor carried (as by a soldier) for protection
2 :something that serves as a defense or protection
  • the heat shield on a space shuttle

2

shield

verb

Definition of shield for Students

shielded; shielding
:to cover or screen (as from danger or harm) :provide with protection Shield your eyes from the glare.

Medical Dictionary

shield

play
noun \ ˈshēld \

medical Definition of shield

:a structure, device, or part that serves as a protective cover or barrier
  • a lead shield to protect against X-rays


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