iPlopophobia Share definition Flag (n.) 1. The overwhelming fear that you will drop your iPhone into the toilet after taking a huge shit. I can't even take my phone with me to the bathroom because of my severe iplopophobia. iPlopophobia by I_am_lono February 27, 2015 0 0 Get merch Get the iPlopophobia mug. Buy Now — $32.95 See more merch