The resultant mess of an accidental and simultaneous release of a minimum of three bodily fluids/solids and/or gasses, usually due to excessive intoxication. These include, but are not limited to, urine, faeces, saliva, vomitus, flatus, semen, and snot.
X came home from a party last night reeking of absynthe, and when I went to wash his underwear they were covered in plerp, I mean, his own wee, white wee-wee, and crap
A small amount of compacted marijuana, usually amounting up to a bowl.
Hey man, will you sell me a little plerp for 5 bucks?