Ditch \Ditch\, v. t. [imp. & p. p. {Ditched}; p. pr. & vb. n. {Ditching}.] 1. To dig a ditch or ditches in; to drain by a ditch or ditches; as, to ditch moist land. 2. To surround with a ditch. --Shak. 3. To throw into a ditch; as, the engine was ditched and turned on its side.