Tuffs are further classified by their depositional environment, such as lacustrine tuff, subaerial tuff, or submarine tuff, or by the mechanism by which the ash was transported, such as fallout tuff or ash …

Summary: Tuff vs. Tough Is it tuff or tough? Tough is an adjective that means strong or difficult and a verb that means to endure. Tuff is a type of rock, and is used in place of tough in some commercial …

Use this form to sell a spot. NOTE: Form must be turned into show office with office fee PRIOR to start of race Friday. (Or first day of event). This form will not be accepted by fax, email, etc. New rider …

While tough and tuff sound the same, tough is the established adjective synonymous with resilience and strength. Tuff, on the other hand, is a seldom-used informal alternative or a specific geological term.

The meaning of TUFF is a rock composed of the finer kinds of volcanic detritus usually fused together by heat.

Mar 29, 2025 · What Does ‘Tuff’ Mean? ‘Tuff’ is a slang term derived primarily from the American vernacular, often used to express toughness, resilience, or strength. The word is frequently …

May 17, 2025 · Tuff means something is cool, dope, or exciting. Something that’s tuff is something that’s considered cool, typically in a masculine sense. For example, if a clip of an NBA player doing a 360 …

Some of the world’s largest deposits of vitric tuff are produced by eruptions through a large number of narrow fissures rather than from volcanic cones. In extensive deposits, tuff may vary greatly not only …

What is Tuff? Tuff is an igneous rock that forms from the products of an explosive volcanic eruption. In these eruptions, the volcano blasts rock, ash, magma and other materials from its vent. This ejecta …

Complicated and difficult to do Expressions meaning 'it isn't important to me' (Definition of tuff from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)