The Collaborative International Dictionary of English v.0.48:

Hautboy \Haut"boy\ (h[=o]"boi), n. [F. hautbois, lit., high
   wood; haut high + bois wood. So called on account of its high
   tone. See Haughty, Bush; and cf. Oboe.]
   1. (Mus.) A wind instrument, sounded through a reed, and
      similar in shape to the clarinet, but with a thinner tone.
      Now more commonly called oboe. See Illust. of Oboe.
      [1913 Webster]

   2. (Bot.) A sort of strawberry (Fragaria elatior).
      [1913 Webster]

WordNet (r) 3.0 (2006):

hautboy
    n 1: a slender double-reed instrument; a woodwind with a conical
         bore and a double-reed mouthpiece [syn: oboe, hautboy,
         hautbois]