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Word of the Day Tuesday, June 9, 2026

diehard

/daɪˈhɑːd/ noun, adjective · British & US
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What does diehard mean?

noun, adjective

A diehard is a person who strongly supports or is loyal to a particular cause, team, or idea. It can also describe something that is extremely difficult to kill or destroy.

Example

"He's a diehard fan of the team and has been attending their games for years."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for diehard

Antonyms of diehard

Rhymes with diehard

Etymologically related