1. When you have that itch in your ear that even a Q-Tip can reach.
2. When someone has a constant urge to clean their ears with Q-Tips.
1. Oh my God, last night I used an entire jar of Q-tips trying to get rid of my Q-Tip insanity.
2. I'm Pretty sure she suffers from Q-Tip insanity. She won't go anywhere with out a jar of them.