Merriam-Webster's Collegiate® Dictionary, 11th Edition
ARROW
I. noun
Etymology: Middle English arwe, from Old English; akin to Gothic arhwazna arrow, Latin arcus bow, arch, arc Date: before 12th century a missile shot from a bow and usually having a slender shaft, a pointed head, and feathers at the butt, something shaped like an arrow,
II. intransitive verb
Date: 1827
to move fast and straight like an arrow in flight ; dart