toreador pants vs plural form

toreador pants and plural form both are nouns.

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

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