aback

1. Toward the back or rear; backward. "Therewith aback she started." Chaucer. 2. Behind; in the rear. Knolles. 3. (Naut.) Backward against the mast;-said of the sails when pressed by the wind. Totten. To be taken aback. (a) To be driven backward against the mast; -- said of the sails, also of the ship when the sails are thus driven. (b) To be suddenly checked, baffled, or discomfited. Dickens. An abacus. [Obs.] B. Jonson.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.