play up | ˌplay sb ˈup
( informal , especially BrE ) to cause sb problems or pain :
The kids have been playing up all day.
My shoulder is playing me up today.
play up | ˌplay sb ˈup
( informal , especially BrE ) to cause sb problems or pain :
The kids have been playing up all day.
My shoulder is playing me up today.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005