From WordNet (r) 3.0 (2006) [wn]:
john
n 1: a room or building equipped with one or more toilets [syn:
toilet, lavatory, lav, can, john, privy,
bathroom]
2: youngest son of Henry II; King of England from 1199 to 1216;
succeeded to the throne on the death of his brother Richard
I; lost his French possessions; in 1215 John was compelled by
the barons to sign the Magna Carta (1167-1216) [syn: John,
King John, John Lackland]
3: (New Testament) disciple of Jesus; traditionally said to be
the author of the 4th Gospel and three epistles and the book
of Revelation [syn: John, Saint John, St. John, {Saint
John the Apostle}, St. John the Apostle, {John the
Evangelist}, John the Divine]
4: a prostitute's customer [syn: whoremaster, whoremonger,
john, trick]
5: the last of the four Gospels in the New Testament [syn:
John, Gospel According to John]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
John \John\ (j[o^]n), n. [See Johannes.]
A proper name of a man.
[1913 Webster]
John-apple, a sort of apple ripe about St. John's Day. Same
as Apple-john.
John Bull, an ideal personification of the typical
characteristics of an Englishman, or of the English
people.
John Bullism, English character. --W. Irving.
John Doe (Law), the name formerly given to the fictitious
plaintiff in an action of ejectment. --Mozley & W.
John Doree, John Dory. [John (or F. jaune yellow) +
Doree, Dory.] (Zool.) An oval, compressed, European food
fish (Zeus faber). Its color is yellow and olive, with
golden, silvery, and blue reflections. It has a round dark
spot on each side. Called also dory, doree, and {St.
Peter's fish}.
[1913 Webster]