shield

US /ʃiːld/
UK /ʃiːld/
"shield" picture
1.

a broad piece of armor carried by hand, for protection against blows or missiles

:
The knight raised his shield to block the arrow.
The police used riot shields to protect themselves from projectiles.
2.

a person or thing providing protection

:
His family was his shield against the harsh realities of life.
The thick walls served as a shield against the strong winds.
1.

protect (someone or something) from a danger, threat, or unpleasant experience

:
The government tried to shield the public from the full impact of the economic crisis.
She used her hand to shield her eyes from the bright sun.