We're looking for investors with 'pockets' that are deep enough to pay for the project. [=investors with enough money to pay for the project]
People 'vote their pocketbooks'. [=people vote according to how a candidate or issue will affect their financial situation]
It turned out that they had 'pocketed' [='stolen'] most of the money that was supposed to go to victims of the fire.
(..) Oh... Oh. Okay. Right. What are you doing? Well... What are y-y-you can't put that in your pocket, it's going to end up at the bottom of the washing machine. Okay. Um... -Where... Where would you like me to put it then, Piper? -Up your ass. There's no room. Apparently my head's already up there. (..)2013 TvShow: Orange Is the New Black Title: I Wasn't Ready Season: 1 Episode 1