Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
/tʌf/ · noun
(geology) A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel..
This is what makes an ignimbrite; the general term for this kind of volcaniclastic rock is ‘tuff’.
Tuff Stuff teaches that while life may go smoothly most of the time, ...
… yet never to make us so strong as the strongest of Men, whose Sinnews are tuffer, and Bones stronger, and Joints closer, and Flesh firmer, than ours are …
It was rave reviewed in the Caribbean Times as 'the ruffest, tuffest and the boo-yacka of all modern gangster novels'.
TUFF METER
Its Tuff-n-Tiny USB flash drive is about the size of a thumbnail. … The company insists that the "tuff" part of the name is well-earned for being waterproof, dustproof and you can drive a car over it.
Tuff Stuff Professional Wrestling
bro thinks he's tuff
Use tuff when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Tuff means (geology) A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel..
Common synonyms include tufa.
The opposite depends on the specific sense.
This is what makes an ignimbrite; the general term for this kind of volcaniclastic rock is ‘tuff’.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.