The definition of an adjective is a part of speech that is used to describe a noun. Red, tall, better and fast are all examples of adjectives.
In modern parlance, a gentleman (from gentle + man, translating the Old French gentilz hom) is any man of good, courteous conduct. A gentleman may also simply be a polite term for any man, as in indications of gender-separated facilities, or as a sign of the speaker's own courtesy when addressing others. The modern female equivalent is lady.
, Student. Actor. Speaker. Gentleman. When a small sentence is given a word so as to shorten it which makes it easier to bring up during conversations, such sentences are called meanings of their specific given words. Eg: a game in which players kick the ball inside the goal to score and defend their own goal. This sentence is the meaning for the word Football.