\Rud\, n. [AS. rudu, akin to re['a]d red. [root]113. See
{Red}, and cf. {Ruddy}.]
1. Redness; blush. [Obs.]
2. Ruddle; red ocher.
3. (Zo["o]l.) The rudd.

\Rud\, v. t.
To make red. [Obs.] --Spenser.