To let go or get rid of as being useless or defective.
To eject from a boat, submarine, aircraft, spaceship or hot-air balloon, so as to lighten the load.
Items that have been or are about to be ejected from a boat or balloon.
The action of jettisoning items.
To discard (trash, garbage, or the like), to toss out, to put in the trash, to dispose of.
To intentionally throw an incomplete pass.
To waste, to squander.
To give lightly, in an offhand manner.