KEEP GOOD (OR BAD) TIME
Meaning of KEEP GOOD (OR BAD) TIME in English
keep good ( or bad) time
1》 (of a clock or watch) record time accurately (or inaccurately).
2》 be habitually punctual (or not punctual).
→ time
Concise Oxford English vocab.
Сжатый оксфордский словарь английского языка.
2004