1 definition by OldFskingGeek

(Colloquial) The amount of cow manure that will fit in the bed of a 3/4 ton pickup. For fresh, wet, stinking manure, this would be 750 pounds. For dry manure, something less, perhaps 500 pounds.
I have to go over to Jackson's farm and get a shitload of manure for my mom's garden.
by OldFskingGeek July 11, 2013
Get the Shitload mug.