Schlort is the sound the colon and lower intestine make when a foot, fist, or other large object or appendage is forcefully inserted.
He buried his fist in my ass with a hearty schlort
The act of forcefully inserting a rather large, blunt, and innapropriate object into ones anus, such as a foot, or a fist, or a cow.
I met a boy named sterling once, and he told me his name was such because his dad was in the navy. Without a second thought I gave him a hearty throttling.