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Word of the Day Tuesday, June 9, 2026

tuff

/tʌf/ noun · British & US
Valid in UKValid in US
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What does tuff mean?

noun

A type of volcanic rock, often used in construction, or a person who is clumsy or awkward.

Example

"The tuff was used to build the new house, but the tuff was also known for being a bit clumsy on the construction site."

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

Synonyms for tuff

Antonyms of tuff

Rhymes with tuff

Etymologically related