\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.