What does "adjective" mean?

Additional senses

1. 2.Relating to procedure. "The whole English law, substantive and adjective." Macaulay.
2. 3.(Gram.) A word used with a noun, or substantive, to express a quality of the thing named, or something attributed to it, or to limit or define it, or to specify or describe a thing, as distinct from something else. Thus, in phrase, "a wise ruler," wise is the adjective, expressing a property of ruler.
3. 4.A dependent; an accessory. Fuller.
4. 5.To make an adjective of; to form or change into an adjective. [R.] Language has as much occasion to adjective the distinct signification of the verb, and to adjective also the mood, as it has to adjective time. It has . . . adjectived all three. Tooke.