act up
중급 (B1) informal
When a person is being naughty or difficult, or when something stops working the way it should.
"The kids started acting up as soon as the babysitter arrived."
맥락에서 듣기
Inside a Maximum Security Prison’s Isolation Unit | Solitary Nation (full documentary) | FRONTLINE
FRONTLINE PBS | Official · 27:54
around here is to act up.
27
exurb1a · 0:54
Better keep the act up I guess.