(law) A trademark that is registered without the intent of using it for a product or service, but in an attempt to obstruct the registration of other similar trademarks.

Third-person singular simple present indicative form of mark up

simple past tense and past participle of mark up

A legal emblem stamped into articles made from precious metals such as gold and silver to indicate the value of the metal. / A mark made on paper by the edge of an intaglio plate during printing.

plural of plate mark

plural of ripple mark

(geology) A sedimentary structure indicating agitation by water or wind.

plural of convertible mark

A congenital mark upon the body; a naevus.

A strong-smelling substance, from the urine or a gland, deposited by an animal to mark its territory.