play up

US /pleɪ ˈʌp/
UK /pleɪ ˈʌp/
"play up" picture
1.

bermasalah, tidak berfungsi dengan baik

If a machine or part of your body plays up, it does not work correctly.

:
My car's been playing up all week.
Kereta saya bermasalah sepanjang minggu.
My knee always plays up in cold weather.
Lutut saya selalu bermasalah dalam cuaca sejuk.
2.

berkelakuan nakal, mengada-ngada

If a child plays up, they behave badly.

:
The children started playing up as soon as their parents left.
Anak-anak mula berkelakuan nakal sebaik sahaja ibu bapa mereka pergi.
He's been playing up all day, I don't know what's wrong with him.
Dia berkelakuan nakal sepanjang hari, saya tidak tahu apa masalahnya.