a narrow channel dug at the side of a road or field, to hold or carry away water

their car went out of control and plunged into a ditch

provide with a ditch or ditches

he was praised for ditching the coastal areas

get rid of or give up

plans for the road were ditched following a public inquiry

bring (an aircraft) down on water in an emergency

he was picked up by a gunboat after ditching his plane in the Mediterranean