Definitions of broad:

• noun:   slang term for a woman

  Example: "A broad is a woman who can throw a mean punch"

• adjective:   (of speech) heavily and noticeably regional

  Example: "A broad southern accent"

• adjective:   very large in expanse or scope

  Example: "A broad lawn"

• adjective:   showing or characterized by broad-mindedness

  Example: "A broad political stance"

• adjective:   lacking subtlety; obvious

  Example: "Gave us a broad hint that it was time to leave"

• adjective:   not detailed or specific

  Example: "A broad rule"

• adjective:   having great (or a certain) extent from one side to the other

  Example: "A river two miles broad"

• adjective:   broad in scope or content

  Example: "An invention with broad applications"

• name:  A surname (very rare: popularity rank in the U.S.: #19787)