passerby /ˌpæsɚˈbaɪ/ Brit /ˌpɑːsəˈbaɪ/ noun plural passersby /ˌpæsɚzˈbaɪ/ Brit /ˌpɑːsəzˈbaɪ/ /ˌpæsɚˈbaɪ/ Brit /ˌpɑːsəˈbaɪ/
noun
plural passersby /ˌpæsɚzˈbaɪ/ Brit /ˌpɑːsəzˈbaɪ/ Learner's definition of PASSERBY
[count]
: a person who walks by something on a street or road过路人