It is not an idiom. When you see "as __ as __" you are dealing with a simile!
there is a star alignment called the dipper (could be the big one or the little one) and yes it is very bright
so it is a way of describing someones eyes saying that they are a beautiful crystal like appearance and that you find it attractive (in a way)
The Big Dipper is a group of seven bright stars that form a shape resembling a ladle or a dipper in the night sky. It is part of the constellation Ursa Major and is easily recognizable due to its distinctive pattern.
For starters, they block the UV rays coming from the sun to your eyes. Which means, they protect your eyes from the sun and any other bright lights.
They wrap their wings over their eyes aint weird
Athena, the Greek goddess of wisdom, had gray eyes.
Zeus was often depicted with eyes that were either bright blue or grey in color, symbolizing his power and wisdom.
It means he was intensely staring into the persons eyes.
It means someone has blue eyes.
No, it is a phrase that means just what it seems to mean.
The phrase "laid eyes on" is an idiom.
His eyes are piercing green which means bright green eyes.
It is sometimes said that if you deceive someone you have pulled the wool over their eyes.
sharp eye means see small to small things easily
It means to be on the lookout for a street by the name of Connecticut.
No. You might be thinking of "the WHITES of your eyes" which means the white part of your eyeball. There is a saying "Don't fire until you see the whites of their eyes," which means not to shoot until they get close enough.
This isn't an idiom because you can figure out what it means by defining the words. It's an exaggeration - the guy's eyes didn't literally pop out of his head, but he was opening them really wide with surprise so they looked like they were popping out.
Metaphor. Here's an example: Her eyes were bright stars shining in the darkness. This is an example of a simile, which is the opposire of a metaphor (uses like or as): Her eyes were as bright as stars shining in the darkness. or Her eyes were bright, like stars shining in the darkness.
Pulling the wool over one's eyes means fooling them -- they are saying "don't try to fool me."