Cain and Abel were the first children of Adam and Eve born after the Fall of Man; Cain killed Abel out of jealousy and was exiled by God.
In the Old Testament, the first-born son of Adam and Eve. Motivated by jealousy, he murdered his brother Abel because the latter's sacrifice was more acceptable to God than his own.

M(allahan) (1892-1977) US novelist. He wrote a series of popular novels in the taut, economical idiom of “hard-boiled” fiction, derived in the main from Ernest Hemingway. Written with compelling power, his major novels—The Postman Always Rings Twice 1934, Mildred Pierce 1941, and Double Indemnity 1943 —were made into key works of film noir during the 1940s.