Back`war*da"tion (&?;), n. [Backward, v. t. + -ation.] (Stock Exchange) The seller's postponement of delivery of stock or shares, with the consent of the buyer, upon payment of a premium to the latter; -- also, the premium so paid. See Contango. Biddle.
Back"ward*ly (&?;), adv. 1. Reluctantly; slowly; aversely. [Obs.] Sir P. Sidney.