mess around with
US /mes əˈraʊnd wɪθ/
UK /mes əˈraʊnd wɪθ/

1.
mexer com, brincar com
to spend time idly or unproductively
:
•
He likes to mess around with his computer on weekends.
Ele gosta de mexer com o computador nos fins de semana.
•
Don't mess around with that old engine if you don't know what you're doing.
Não mexa com aquele motor velho se você não sabe o que está fazendo.
2.
ter um caso com, brincar com
to have a casual sexual relationship with someone
:
•
I heard he's been messing around with someone from work.
Ouvi dizer que ele está tendo um caso com alguém do trabalho.
•
She warned him not to mess around with her feelings.
Ela o avisou para não brincar com os sentimentos dela.