A stupid person (usually used in text)
Jack: *cracks a stupid joke*
Thomas: "Listen here you upside down arse"
The upside down cup outside my door was much needed today
When an authority figure such as an army captain or schoolteacher threatens to punish you by bending down, grabbing your ankles from behind, lifting you into the air and shoving his dick in your mouth
"Man, my PE teacher was so mad at you yesterday he threatened to turn you upside down!"
When your asshair connects to your pubes and form a circle of hair on your nether region
Macs upside-down sideburn was a horrific sight to look at when he stood over my face butt naked
When a person enters a handstand and hot sauce is squirted onto the said person and is then slapped in the ass with mayonnaise and covered in brown sugar, while giving oral satisfaction(iykyk)
“Ay bro! I’m boutta give you an upside down sugarplum, bitch!”
A pose men with scrotums do when it is a mild to hot day and it's sweaty in the nether regions, so that, therefore, before and after, they're ballsacks do not stick to their legs
"blimey mate, hot as fuck eh?"
"aye mate, doing the upside down Y pose, my balls sticky"
"mate, shave"
The opposite of the Topsy Turvy Spermy Wormy, wherein a fertile male performs a handstand and proceeds to masturbate to completion, releasing his ejaculate into a wastepaper basket situated on the floor below him.
Forget about Jacob, I heard that Gregory prefers the Upside Down Circus Clown. Show off