Source : Webster's Revised Unabridged Dictionary (1913)

Saddlebow \Sad"dle*bow`\, n. [AS. sadelboga.]
   The bow or arch in the front part of a saddle, or the pieces
   which form the front.

Source : WordNet®

saddlebow
     n : handgrip formed by the raised front part of a saddle [syn: {pommel}]