Some of your friends have attempted an intervention, like your addicted to crack or something.
You spend more money on new flashlights than new clothes.
Your significant other has ever used the words "if you buy one more flashlight I'm gonna..."
If the UPS man has ever left a yellow sticky on your door instead of leaving your new flashlight, and it made you so upset it ruined the rest of your day.
You have ever attempted to accurately trace out a flashlight on a piece of paper before purchasing, just to get a feel for it's size.
You generally have at least three flashlights with you at all times.
You have ever went swimming in the middle of the day, and you still had a flashlight with you stashed in the little pocket (hey, I was just testing the waterproofness of it, leave me alone).
You actually joined a forum dedicated to flashlights.