up ( BrE ) ( NAmE ˌchase sth ↔ ˈdown )
to find sth that is needed; to deal with sth that has been forgotten :
My job was to chase up late replies.
up ( BrE ) ( NAmE ˌchase sth ↔ ˈdown )
to find sth that is needed; to deal with sth that has been forgotten :
My job was to chase up late replies.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005