When a man loves a woman they do a sweet thing called making love. Although to consemate such actions a bj may be demanded by the greedy lover (man), now a cow eye is when cum is shot into eye of the poor unsuspecting girl.
that slut had a cow eye HAH
A cow eye is the "over-the-shoulder look" you receive from a female partner during doggie-style vaginal sex, by surprising her with anal intercourse without prior notice.
I thought she was loose banging her doggie-style, so I stuck it in her ass, unannounced. She gave me the "cow eye".