[dis.card] vt (ca. 1586) 1: to get rid of esp. as useless or unpleasant
2. a: to remove (a playing card) from one's hand b: to play (any card except a trump) from a suit different from the one led ~ vi: to discard a playing card -- dis.card.able adj -- dis.card.er n syn discard, cast, shed, slough, scrap, junk mean to get rid of. discard implies the letting go or throwing away of something that has become useless or superfluous though often not intrinsically valueless "discard old clothes". cast, esp. when used with off, away, or out, implies a forceful rejection or repudiation "cast off her friends". shed and slough imply a throwing off of something both useless and encumbering and often suggest a consequent renewal of vitality or luster "shed a bad habit" "finally sloughed off the depression". scrap and junk imply throwing away or breaking up as worthless in existent form "scrap all the old ways" "would junk our educational system".
[2]dis.card n (1744) 1 a: the act of discarding in a card game b: a card discarded
2: one that is cast off or rejected