Tuff Definition

tŭf
noun
A porous igneous rock, usually stratified, formed by consolidation of volcanic ash, dust, etc.
Webster's New World
Synonyms:
tufa
adjective

Older and simplified spelling of tough.

Wiktionary

Other Word Forms of Tuff

Noun

Singular:
tuff
Plural:
tuffs

Origin of Tuff

  • From French tuffe, tuf, from Italian tufo, from Latin tōfus.

    From Wiktionary

  • French tuf from Old French from Old Italian tufo tufa tufa

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Old English tōh, from Proto-Germanic *tanhuz

    From Wiktionary

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