[1] : The Collaborative International Dictionary of English v.0.48

managing director \managing director\ n.
   a person who manages a busness though not the owner or chief
   executive.

   syn: director, manager.
        pjc + wordnet 1.5

[2] : WordNet (r) 2.0

managing director
     n : someone who controls resources and expenditures syn: director,
          manager
see also:
director manager 

Director >> D Words
Director, definition of term: Director
director_pag1.html

Managing >> M Words
Managing, definition of term: Managing
managing_pag1.html

Managing Editor >> M Words
Managing Editor, definition of term: Managing Editor
managing+editor_pag1.html

Managing Direct >> M Words
Managing Direct, definition of term: Managing Direct
managing+direct_pag1.html

Art Director >> A Words
Art Director, definition of term: Art Director
art+director_pag1.html