Passer-by

Alternative forms

• passerby

Full definition of passer-by

Noun

1. A person who is passing by (that is, walking past).
• 1963, Margery Allingham, The China Governess Chapter 10, With a little manÅ“uvring they contrived to meet on the doorstep which was … in a boiling stream of passers-by, hurrying business people speeding past in a flurry of fumes and dust in the bright haze.
2. When he tripped and fell in the street, several kind passers-by helped him up.