E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
A short, stout arrow used in the crossbow. (A corruption of carrial; Welsh, chwarel; French, carreau. So called because the head was originally carré or four-sided. Hence also a quarrel or quarry of glass, meaning a square or diamond-shaped pane; quarier, a square wax-candle, etc.)