put that work in 

to put that work in (pronounced pu-da-wor-iyn) can mean several things. Generally speaking, it means to work at a job or get money. Another meaning of the term would be to have sex with a women. Overall, it can mean anything that improves oneself; it can be something that one does on a daily basis just to maintain sanity or health.

Example 1
#29: " I be tellin niggas...they gotta be puttin that work in. That cheese ain't gonna come on its own. If niggas want that paper, they gotta be puttin that work in"
Erup: No doubt, no doubt. I be telling my niggas that to.

Example 2
Alex: Yo Dave, where were you last night? I thought you said we was gonna chill?
Dave: Sorry bro, I was puttin that work in. I got this new bitch. She got that ass. So, anyway, what you end up doing last night?
Alex: Putting that work in with my bitch to.
Dave: Das wussup

Example 3
JLew: I'm going crazy man, and I feel like shit. I gotta put that work in.

put that work in by M.Solid June 18, 2009

Put in that slight work 

Staying on your grind and doing ya thing when nobody around to tell you that you're doing a good job

He went out to the field with a couple friends n put in that slight work

Put in that slight work by Bruh312 September 26, 2015