1) anyone who says one thing and does the opposite... while you were in complete faith that they were gonna do the first thing. 2) someone who is a constantbother, annoying, pestering, "up your ass like a trout in a gay sailor uniform. 3) kevin or someone of kevin descent. 4) just someone you think sucks. 5) that thing that clean your cooter (they look like turkey baisters for your cunt...
"OH GoD Suzy, YOU Should put a sign on your door or something. i thought i smelt clean lobster!?"
"STop Eating eating all the banana Runts, Douche!"
"i helped your mom douche out her shnauzberrys lastnight. it sorta made me want creme soda at first than the smell hit me. i think we're over dude.... sry"
A large percentage of the male population. They, over the years have passed down their douchey-ness to their young and so on and so forth. The reason most females attempt to become lesbian. Also see douche bag.