Define Getting On My Nerves Meaning

Getting On My Nerves
When someone's being annoying and you're wishing they'd stop.

While travelling:
son: "are we there yet?"
father: "no"
son: "are we there yet?"
father: "you're getting on my nerves"
By Misha
Get On My Last Nerve
Means when you are ready to lose your temper

You are about to get on my last nerve if you keep asking stupid questions.
By Aigneis