Scotch rite. (Freemasonry) The ceremonial observed by one of the Masonic systems, called in full the Ancient and Accepted Scotch Rite; also, the system itself, which confers thirty-three degrees, of which the first three are nearly identical with those of the York rite.
Scotch terrier. (Zoöl.) One of a breed of small terriers with long, rough hair.
Scot"tish ter"ri*er. (Zoöl.) Same as Scotch terrier.
Scour (?), v. t. To cleanse or clear, as by a current of water; to flush.
If my neighbor ought to scour a ditch.
Blackstone.
Scour, n. 1. The act of scouring.