Wiktionary
vb. (context idiomatic English) To collect, assemble or gather small amounts (especially of money), from various sources, with some difficulty
Usage examples of "scrape together".
Surely if we can scrape together sufficient funds, they'll leap at our offer.
If worst came to worst, he would need every bit of ready cash he could scrape together.
Dig and Blue got to their knees in the mud, and tried to scrape together the ashes and embers.
So if you 'n her scrape together a bit and make some sparks from time to time, like steel against flint, that's why.
He managed to scrape together enough a caine to not only purchase a screener but to bribe a local tech inl illegally hooking it into the library net.
You found forty thousand golden dragons for a champion's purse, surely you can scrape together a few coppers to keep the king's peace.
Boy, if I could scrape together a little money, I'd be out of this town so fast that all you'd see was the dust settling where I used to be standing.