Definition of bystander
: one who is present but not taking part in a situation or event : a chance spectator <innocent bystanders who were injured in the shooting>
Examples of bystander in a sentence
Two innocent bystanders were injured in the shooting.
<bystanders rushed to help the victim of the mugging>
First Known Use of bystander
BYSTANDER Defined for English Language Learners
Definition of bystander for English Language Learners
: a person who is standing near but not taking part in what is happening
BYSTANDER Defined for Kids
Definition of bystander for Students
: a person present or standing near but taking no part in what is going on
Seen and Heard
What made you want to look up bystander? Please tell us where you read or heard it (including the quote, if possible).