Source : Webster's Revised Unabridged Dictionary (1913)

Scrat \Scrat\, n. [Cf. AS. scritta an hermaphrodite, Ir. scrut a
   scrub, a low, mean person, Gael. sgrut, sgruit, an old,
   shriveled person.]
   An hermaphrodite. [Obs.] --Skinner.

Scrat \Scrat\, v. t. [OE. scratten. Cf. {Scratch}.]
   To scratch. [Obs.] --Burton.

Scrat \Scrat\, v. i.
   To rake; to search. [Obs.] --Mir. for Mag.