Today's Parola del Giorno is the noun il/la passante, which can mean bystander or passerby.

The English plural for passerby is passersby.

It can also mean passing shot in the context of tennis.

See the expression used below:

Marco è un giornalista e lavora per La Repubblica. Qualche volta va in giro, intervista i passanti e spesso registra i loro commenti per i suoi articoli.

Marco is a journalist and works for La Repubblica. Sometimes he goes around, interviews passersby, and often records their comments for his articles.