It's possible you're thinking of:
* "Gaze your eyes out": This phrase is used when someone is looking at something intently, often for a long period of time.
* "Gauge your eyes": This phrase isn't commonly used, but it could be a metaphorical expression meaning to judge someone's sincerity or honesty by their eyes.
It's important to make sure you're using the correct phrase based on the context and intended meaning.