eyewitness
//ˈaɪˌwɪt.nəs//
Noun
eyewitnessSingular
eyewitnessesPlural
1
A person who has personally seen an event, especially a crime or accident, and can give a firsthand account of it.
The police are looking for eyewitnesses to the accident.
Verb
1
To see an event personally; to witness something firsthand.
She eyewitnessed the accident on her way to work.