The troops made a desperate 'last-ditch' effort to keep the town from being captured.
The negotiations were a 'last-ditch' attempt to prevent a labor strike.
His girlfriend 'ditched' him. = He 'got ditched' by his girlfriend.
(..) What do they call those? I pulled in to see what they had done with it and lo and behold they had a video store and... I got Silent Running. Now, Huey, you're gonna plant a tree. Dewey, you're gonna dig the ditch. We're gonna do it right here. Side of the hill. He has to teach them everything. (..)2003 TvShow: Six Feet Under Title: Making Love Work Season: 3 Episode 6