plural form vs toreador pants

plural form and toreador pants both are nouns.

Word	Noun	Adjective	Verb	Adverb
plural form	Yes	No	No	No
toreador pants	Yes	No	No	No

plural form (noun)	toreador pants (noun)
the form of a word that is used to denote more than one	(used in the plural) snug trousers ending at the calves; worn by women and girls