definition of
discard

[1] #1 discard v. [fling, toss, toss out, toss away, chuck out, cast aside, dispose, throw out, cast out, throw away, cast away, put away] throw or cast away; "Put away your worries". wn

[2] #2 discard n. anything that is cast aside or discarded. wn

[3] #3 discard n. (cards) the act of throwing out a useless card or of failing to follow suit. wn

[4] #4 discard n. [throwing away] getting rid something that is regarded as useless or undesirable. wn