A man is an adult male human. Prior to adulthood, a male human is referred to as a boy. Like most other male mammals, a man's genome usually inherits an X chromosome from the mother and a Y chromosome from the father.

What is the meaning of the man himself?

noun. An adult male human. The show is especially popular with middle-aged men. synonyms. person.

Where did the term every man for himself come from?

Everyone looks out for his or her best interest. Originally this phrase expressed approval. It appeared in Chaucer's The Knight's Tale (“Ech man for him-self, ther is non other”), implying that if one did not look out for oneself no one else would.