1. An unexpected or unannounced visit to someone, typically intended as a pleasant shock or delight
My parents made a surprise visit to my apartment last weekend.
Meus pais fizeram uma visita surpresa ao meu apartamento no fim de semana passado.
2. A visit that arrives without prior notification or warning
The health inspector conducted a surprise visit to the restaurant.
O inspetor de saúde realizou uma visita surpresa ao restaurante.