What is the meaning of Stranger?

comparative form of strange: more strange

A person whom one does not know; a person who is neither a friend nor an acquaintance.

An outsider or foreigner.

One not admitted to communion or fellowship.

A newcomer.

Used ironically to refer to a person who the speaker knows.

One not belonging to the family or household; a guest; a visitor.

One not privy or party to an act, contract, or title; a mere intruder or intermeddler; one who interferes without right.

A superstitious premonition of the coming of a visitor by a bit of stalk in a cup of tea, the guttering of a candle, etc.

To estrange; to alienate.

Alternative form of straunger

comparative degree of strang

comparative degree of strange

Source: wiktionary.org