Helmet
/ˈhɛlmɪt/
Synonyms
- cap
- protection
- hard hat
- headgear
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!