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general::
Phrase(s): live up to one’s end of the bargain [and] keep one’s side of the bargain; live up to one’s side of the bargain; keep one’s end of the bargain
to carry though on a bargain; to do as was promised in a bargain. • You can’t quit now. You have to live up to your end of the bargain. • Bob isn’t keeping his end of the bargain, so I am going to sue him.
McGrawhill's American Idioms And Phrasal Verbs