Hello Frank To "put you back into something" is "to work hard at something". It relates to the back of the body. So if you "put your back in your pocket", you work hard at filling your pockets with money.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
MrPedanticHello Frank
To "put you back into something" is "to work hard at something". It relates to the back of the body. So if you "put your back in your pocket", you work hard at filling your pockets with money. (And also, you work hard to fill your pockets with money.)
The "belly" in the sentence doesn't relate to any idiomatic phrase, however