catch-up course
nounUK /ˈkætʃʌp kɔːs/
US /ˈkætʃʌp kɔːrs/
A catch-up course is a class that helps you learn things you missed before.
She took a catch-up course in math so she could join the regular class.
OTHER MEANINGS
2. A short training program that brings someone up to date with new skills or knowledge.
New staff must complete a catch-up course on the updated safety rules.
3. A course taken to rejoin a group after a break, such as returning to school after illness.
After being away for a month, he joined a catch-up course to get back on track.
4. An intensive program designed to close a learning gap before starting a harder level.
The school runs a summer catch-up course for students entering high school.