last-ditch
adjective /ˌlɑːst ˈdɪtʃ/
  /ˌlæst ˈdɪtʃ/
 [only before noun]- used to describe a final attempt to achieve something, when there is not much hope of succeeding
- She underwent a heart transplant in a last-ditch attempt to save her.
 
Oxford Collocations DictionaryLast-ditch is used with these nouns:- attempt
 - effort
 - stand
 - …