Definition of: discard

(dis·kärd′) v.t.
1. To cast aside as useless or undesirable; reject; dismiss.
2. In card games, to throw out (a card or cards) from one's hand; also, to play (a card, other than a trump, of a different suit from the suit led).
—v.i.
3. In card games, to throw out a card or cards from one's hand. See synonyms under RENOUNCE.
—noun (dis′kärd)
1. The act of discarding.
2. A card or cards discarded.
3. A person or thing cast off or dismissed.