like one's life depended on itとは 意味・読み方・使い方

前置詞句

like one's life depended on it

1. (idiomatic, simile) Desperately.
   • 2011 January 5, Jonathan Stevenson, “Arsenal 0 - 0 Man City”, in BBC‎:

     With Carlos Tevez chasing down every lost cause like his life depended on it, City always had an out ball but Arsenal had such a monopoly on possession that they barely had to give thought even to the Argentine.

参考

• for the life of one, to save one's life
• as if there were no tomorrow