\Wan"y\, v. i.
To wane. [Obs.] --Chaucer.

\Wan"y\, a.
1. Waning or diminished in some parts; not of uniform size
   throughout; -- said especially of sawed boards or timber
   when tapering or uneven, from being cut too near the
   outside of the log.
2. Spoiled by wet; -- said of timber. --Halliwell.