pass·er·by 
/ˌpæsɚˈbaɪ, Brit ˌpɑ:səˈbaɪ/ noun
plural pass·ers·by /ˌpæsɚˈbaɪ, Brit ˌpɑ:səˈbaɪ/ noun /ˌpæsɚzˈbaɪ, Brit ˌpɑ:səzˈbaɪ/ [count] : a person who walks by something on a street or road
▪ A passerby saw the accident and stopped to help. ▪ Passersby were asked if they were registered to vote.
▪ A passerby saw the accident and stopped to help. ▪ Passersby were asked if they were registered to vote.
