The Collaborative International Dictionary of English v.0.48:

bellboy \bellboy\ n.
   someone employed as an errand boy and luggage carrier around
   hotels.

   Syn: bellman, bellhop.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

bellboy
    n 1: someone employed as an errand boy and luggage carrier
         around hotels [syn: bellboy, bellman, bellhop]