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.
(..) We don't wanna draw any attention... Just out for a stroll. Run! We can't fit down there! Are you trying to ditch me? Hey! You're a grown man. I'm not responsible for... I'm not the one who started running. (..)1997 The Game