have (one's) eye
1. To attract one's attention, often by making eye contact. It's OK, I have the waitress's eye now. Let me signal her to come over.
2. To attract one's interest, especially due to being visually appealing or attractive. That dress in the window had my eye immediately—can I try it on? I see that the new girl in school has your eye.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
have someone's eye
Fig. [for someone] to establish and hold eye contact with someone; to attract someone's attention. When Tom at last had her eye, he smiled at her. Once she had my eye, she began motioning toward the exit.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.