use (something) over
1. To reuse something; to use something for the same purpose again. Technological improvements in the way the space shuttle is created have allowed scientists to use most of its parts over again, saving the space agency millions of dollars for each mission. The material never dries out, so your kids can use it over and over for playtime.
2. To choose to use something instead of something else. Why do you use this particular operating system over the one that came pre-installed on the computer? Why are they using that other advertising company over ours?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
use something over (again)
to reuse something. Do I have to use this stuff over again? Yes. Please use it over.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.