Lanch \Lanch\ (l[.a]nch), v. t. [imp. & p. p. {Lanched} (l[.a]ncht); p. pr. & vb. n. {Lanching}. See {Launch}, {Lance}.] To throw, as a lance; to let fly; to launch. [1913 Webster] See Whose arm can lanch the surer bolt. --Dryden & Lee. [1913 Webster]