needle hole

A very small vagina hole

Her tight needle hole almost pinched my cock in two.

needle pricking

When a man with an abnormally thin dick repeatedly thrusts in his lover even after the orgasm

I will needle Prick you all night
Needle Pricking is my hobby

Needle-camel

Someone who cares too much about money, wealth and possessions, to the point where it is unhealthy or greedy.

Originates from the famous biblical idiom “Eye of a needle,“ in which Jesus says that its easier for a camel to go through the eye of a needle, than a rich person to be saved

All those millionaires and their fancy cars and mansions, they’re all a bunch of needle-camels!

Needle in a Haystack

Usually used when someone's trying to do the impossible.

It's also used when you're coding

Needle in a haystack coding example:
strpos("haystack", "needle");