"ominous eye" is a correct and usable phrase in written English.
It is used to describe an eye that appears threatening, foreboding, or menacing. It can be used in both literal and figurative contexts. Example: As I walked through the abandoned mansion, I couldn't shake the feeling of being watched by an ominous eye hidden in the shadows. In this example, "ominous eye" is used figuratively to describe the uneasy feeling the speaker has while exploring the mansion.
My parents used to just tell me that Santa was watching, and I'd look at the celling, and assume there was some ominous eye viewing my behavior.
And, I mean, he'd just stare with this dark scowl on his face for like a full minute and then turn away, play a bit, stop and turn back to continue his ominous eye contact, once even folding his arms, completely ignoring his guitar and the rest of the band.
On the facades of derelict buildings one finds large cardboard signs with ominous eyes urging people to "Stop Halloween Arson".
Their encounter was made even more difficult by the fact that neither had great respect for the other Cajetan observed that Luther had "ominous eyes and wondrous fantasies in his head," while Luther remarked that Cajetan may well be "a famous Thomist, but he is an evasive, obscure, and unintelligible theologian".
Just ahead loomed the lushly green — and in Andrew's eyes, ominous — Grand Cape Mount, the last natural landmark between us and the big waves at Robertsport.
Chocolate, their Labrador retriever, on the other hand, nervously gnawed on a green chew toy as he eyed ominous stacks of boxes.
"Nobody expects the Spanish Inquisition!" Palin announces with ominous self-satisfaction, eyes bright beneath a broad-brimmed hat, as the Monty Python sketch continues, only to get caught up in the difficulties of enumerating the things one does expect from the Spanish Inquisition.
The defeat only darkened Microsoft's ominous silhouette in the eyes of many Chinese.
One scene portrays a bizarre, ominous party out of "Eyes Wide Shut," from the perspective of a solitary blindfolded figure pushed around a room.
In an ominous instance, a butterfly "eyes me in conscious agony as I try to kill it by pinching its thick thorax — very tenacious of life.
The pied piper is not the typical roving troubadour dressed in colorful garb but an ominous stranger with no eyes, ears or nose.
