put your back into
put (one's) back into (something)
To put a lot of effort into doing something as quickly or effectively as possible. Come on, we need to get this car off the road. Put your back into it and push! It's clear that the legislators have put their backs into crafting a bill that will find support across party lines, as well as in the general population.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
put your back intoapproach a task with vigour.
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