Helmet

/ˈhɛlmɪt/

Meaning & Definition

noun
A protective head covering made of hard material, worn to prevent injury.
He put on his helmet before riding his bicycle.
A type of headgear worn by soldiers or in certain sports for protection.
The soldier adjusted his helmet as he prepared for combat.
A part of armor that protects the head, often elaborately designed.
The knight's helmet was beautifully crafted and adorned with a crest.
A device resembling a helmet, used in certain occupational safety contexts, like construction.
She wore a safety helmet while working on the construction site.

Etymology

Middle English 'helmet', diminutive of 'helm', from Old English 'helm' meaning 'cover, protection'.

Common Phrases and Expressions

put on your helmet
to prepare for a potentially dangerous situation, often used figuratively.
helmet law
regulations requiring individuals to wear helmets while riding bicycles or motorcycles.

Related Words

cap
A soft head covering without a brim.
shield
A broad piece of armor carried on the arm to deflect blows.

Slang Meanings

Referring to someone who is overly cautious or safety-conscious.
Don't be such a helmet; it's just a little rain!
Used humorously to describe someone who is not using common sense.
He walked into the glass door—what a helmet!