catch-up course

noun
UK /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.