Ret \Ret\, v. t. See Aret. [Obs.] --Chaucer.
Source: Webster's Revised Unabridged Dictionary (1913)
Ret \Ret\, v. t. [Akin to rot.] To prepare for use, as flax, by separating the fibers from the woody part by process of soaking, macerating, and other treatment. --Ure.