Source : Webster's Revised Unabridged Dictionary (1913)

Weasand \Wea"sand\, n. [OE. wesand, AS. w[=a]send; akin to
   OFries. w[=a]sende, w[=a]sande; cf. OHG. weisunt.]
   The windpipe; -- called also, formerly, {wesil}. [Formerly,
   written also, {wesand}, and {wezand}.]

         Cut his weasand with thy knife.          --Shak.