The phrase "last ditch" means a final effort or attempt, made when all other options have been exhausted or when there are no other options left for someone. Full definition
This isn't a good last ditch efforts strategy, as a desperate attempt to get your target hiring manager's attention. (recareered.com)
His ability is mostly evident in last ditch situations where he comfortable deals threatening situations. (thefalse9.com)
He's actually really clean in in tackling because he gets forward a lot makes a lot of last ditch tackles comes in from behind a lot. (justarsenal.com)