Dictionary

An adult male human.

Example: The show is especially popular with middle-aged men.

(collective) All human males collectively: mankind.

A human, a person of either gender, usually an adult. (See usage notes.)

Example: every man for himself

(collective) All humans collectively: mankind, humankind, humanity. (Sometimes capitalized as Man.)

Used to place emphasis upon something or someone; sometimes, but not always, when actually addressing a man.

Example: Man, that was a great catch!

To supply (something) with staff or crew (of either sex).

Example: The ship was manned with a small crew.

To take up position in order to operate (something).

Example: Man the machine guns!

(possibly obsolete) To brace (oneself), to fortify or steel (oneself) in a manly way. (Compare man up.)

To wait on, attend to or escort.