Definition of plurals:
(adj) :
Consisting of or containing more than one of something.
(n) :
(grammar, uncountable) The plural number. In English, referring to more or less than one of something.
(adj) :
(grammar) In systems of number, not singular or not singular or dual.
(n) :
(grammar, countable) A word in the form in which it potentially refers to something other than one person or thing; and other than two things if the language has a dual form.
(adj) :
(comparable) Pluralistic.
(adj) :
(multiplicity, not comparable, of a person) Having some form of multiplicity, especially dissociative identity disorder.