Also bast. Card-playing. [f. BASTE sb.1] A modern variant of TO BEAST (retaining the former pronunciation).
1850. Hand-Bk. of Games (Bohn), 231. He who renounces is basted as often as detected.
1878. H. H. Gibbs, Ombre, 27, note. Quadrille-players call it a Baste or being Basted, not from any idea connected with Baste or being beaten, but by corruption from the word Beaste.