an eye of which the iris is brown / (vulgar, slang) the anus

An ability to predict short-term weather. / (by extension) An ability to detect undercurrents and subtleties in a situation. / A device for monitoring the weather.

Alternative form of eyedrop

a saline liquid, used to administer medication to the eye

an eye-catching person or thing

visually attractive / that attracts the attention; attention-grabbing

The small gap in a needle, with just enough space for a thread to pass through.

(idiomatic) A private personal detective, employed to gather information about someone.

plural of eye-opener

(literally) Something that causes the eyes to open, or that opens the eyes. / (informal) Something that provides a sudden insight, or makes something clear that was previously mysterious.