I. ˈī-ˌbȯl noun
Date: 1582
1. : the more or less globular capsule of the vertebrate eye formed by the sclera and cornea together with their contained structures
2. plural : people who view something (as an advertisement)
Web sites competing for eyeball s
II. transitive verb
Date: 1901
: to look at intently especially in making an evaluation or choice
diners eyeball ing the menu
eyeball the competition
III. adjective
Date: 1959
: based on observation
eyeball judgment