Definition of regrate

• v. t. - To remove the outer surface of, as of an old hewn stone, so as to give it a fresh appearance.
• v. t. - To offend; to shock.
• v. t. - To buy in large quantities, as corn, provisions, etc., at a market or fair, with the intention of selling the same again, in or near the same place, at a higher price, -- a practice which was formerly treated as a public offense.