From Longman Dictionary of Contemporary Englishscrape something ↔ together/up phrasal verbGETto get enough money for a particular purpose, when this is difficult She scraped together the last of her savings. They could hardly scrape up enough money for the train fare. → scrape→ See Verb table
Examples from the Corpus
scrape together/up• I figured I could scrape that up.• So Tod and his brother Frank scraped some money together: asked Carmichael to sell the Parrot back. 