to try to improve your performance, work, behaviour, etc.
Oxford100% of films
to try to improve your performance, work, behaviour, etc.
- # I've got a feeling - # Everybody had a good year - # A feeling I can't hide, oh, no - # Everybody let their hair down - # Everybody pulled their socks up - # Oh, no, no - # Everybody put their foot down - # Yeah # Yeah...
Definitions from the Oxford Advanced Learner's Dictionary, 9th edition