Fazer gracinha: Petecar a bola, passar o pé sobre a bola, etc para enervar ou sacanear o adversário (atitudes antidesportivas).
Do a Freestyle trick with a ball.
O ex-gremista Alex Telles fez uma graça com a bola.
Ex-Grêmio player Alex Telles performed a freestyle trick with the ball.
Free-styling is considered unsporting, insulting and highly provocative.
The offended players often resort to serious foul play or even violence.
(excerpts from Quora)