1a person who looks casually through publications or websites or at goods for sale:a wonderful array of shops that will keep any browser amused for hours
2a computer program with a graphical user interface for displaying HTML files, used to navigate the World Wide Web:a web browser
3an animal which feeds mainly on high-growing vegetation:roe deer are browsers, living throughout the year in dense woodland
browser in other Oxford dictionaries
Definition of browser in the US English dictionary