Eye amorously
I believe the answer is:
'eye amorously' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for ogle that I've seen before include "as lecher might do?" , "Look flirtatiously at" , "Eye lewdly" , "Cast flirtatious glance at" , "John -, diarist, - Waugh, novelist" .)