*ass nail*; pronounced (*ahs*)-(*nael*)

The occurence of being fingered up the anus too vigorously by another individual (or by yourself) where a shard or a whole nail is left behind inside your anus.
eg. "What's taking you so long in the bathroom Andrea?"

"FUCK OFF MUM I'M SHITTING ASS NAILS
by DreyAndLanceTheAwesome. January 28, 2010
Get the ass nail mug.
When you wipe your ass after a particularly stick shit, and i little bit of shit gets stuck under your thumb nail, this can then be washed off or fed to a fat guy as chocolate.
" ARRRRGH ALEX THAT DID NOT TASTE LIKE CHOCOLATE," "yeah you've been ASS NAILED."
by analex127 January 23, 2009
Get the ass nail mug.