A notch in (someone's) belt noun phrase
A notable success or achievement, especially one in a long string or list of similar ones.
Peter practised hard so as to win the badminton championship. The win is perhaps a notch in his belt.
She pocketed a berth for the Brazil Olympics after a notch in her belt at the recent Southeast Asian Games in Singapore.
someone will be successful.
A go-getter is a determined and ambitious person who works very hard to become successful without being afraid of difficulties and challenges.
One has the potential for being successful in the future ahead.
Used to advise that someone should wear warm or dry clothes, otherwise he or she will catch a very bad cold
"It's snowing outside, you'll catch your death of cold if you don't wear properly."