noun

1. An adult male human.

   “The show is especially popular with middle-aged men.”

2. (collective) All human males collectively: mankind.

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

   “every man for himself”

Synonyms: male, omi, human, person

interjection

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

   “Man, that was a great catch!”