Wiktionary
vb. (context idiomatic English) To marginally manage to progress.
Usage examples of "scrape through".
They told me to come back a calendar month later, and this time, because it was exactly the same test, I managed to scrape through by two points.
That this would dig an uncomfortably large hole in her next quarter's allowance Nell realized, but decided, with the optimism of youth, that with a little economy she would contrive to scrape through the summer months.
Smoothly, the wall pivoted, and as soon as the space it made was wide enough for her to scrape through, she took it, never mind that it was darkness beyond.
Twice walls closed to, so that they had to scrape through, and Roane had no idea how far they might be from the entrance.
Mrs Rika Ray goes through the books and says, if they're super careful and don't try to expand too fast, they can scrape through for another six months.
I've never understood how he managed to scrape through the Crusher himself, or how even someone with his family connections could get promoted so high with such a dismal performance record.
One slot was so narrow they could touch both walls at once, and they had to scrape through a turn.
I marveled at how we'd managed to scrape through impossible situations, winning against odds longer than even a Corellian would have bet on.