noun

• (graph theory) A directed edge.
• (category theory) A morphism.
• (colloquial, darts) A dart.
  "The second arrow flew through the air in a drunken parabolic curve and nestled just below the previous dart. Twenty! “Good arrows!” came from all around the room. Total silence came from the opposition corner."
• (programming) The -> symbol, which has specific meanings in various programming languages.

verb

• (intransitive) To move swiftly and directly (like an arrow).
  "Above his head, a startled bird arrows up, into the sun."
• (transitive) To let fly swiftly and directly.
  "Jermain Defoe dinked in an equaliser and Gareth Bale hit the crossbar for the hosts before Elliott Bennett arrowed in Norwich's winner."
• (intransitive, botany, of a sugar cane plant) To develop an inflorescence.
  "The more vigorous and luxuriant the vegetation of a field of canes, the less will the tendency to flowering be shewn; whereas nearly all the canes will be found to arrow if the soil be poor and the vegetation meagre."
• (computing, intransitive) To navigate using the arrow keys.
  "Arrow left until you reach the start of the text you want to delete."

contraction

• (obsolete) Contraction of ever a (sometimes used with a redundant a or an).
  "though he hath lived here this many years, I don't believe there is arrow a servant in the house ever saw the colour of his money."