(idiomatic) A fundamental rule or principle. / (ethics) The principle that one should treat other people in the manner in which one would want to be treated by them.

(geometry) The irrational number (approximately 1.618), usually denoted by the Greek letter φ (phi), which is equal to the sum of its own reciprocal and 1, or, equivalently, is the square root of the sum of itself and 1.

(baseball) A humorous verbal "award" given to a batter who has struck out four times in a single game.

A young woman who has become unusually successful at an early age. / A favored youth, held in high esteem by others, and for whom there are high hopes.

Alternative spelling of gold mine

A breed of dog, originating in Britain.

(idiomatic) Ideal moment to do something.

(geometry) the division of a whole into two parts such that the ratio of the smaller part to the larger is equal to the ratio of the larger part to the whole.

A large, liberal bestowal of money or other financial benefits. / (idiomatic, slang, originally US) The act of a person urinating on another, usually for the sexual gratification of one or both persons.

Something fraudulent or nonexistent offered for sale; a swindle or con. / (US, slang, dated) A shirker or malingerer. / (US, slang, dated) A swindler.