scrape by

US /skreɪp baɪ/
UK /skreɪp baɪ/
"scrape by" picture
1.

to manage to live with great difficulty, usually with very little money

:
After losing his job, he had to scrape by on his savings.
Many families are just scraping by in this economy.
2.

to just barely succeed in something, often with difficulty

:
He managed to scrape by the exam with a passing grade.
The team just scraped by with a narrow victory.