An expresstion meaning rough sex. Often used in public places so no one understands the meaning of the conversation.
Hey dude I got to play ping pong on a pony with this hot bitch from the party last night. It was so wild I could barily walk this morning.
by Demoness June 1, 2011

by Random person10 September 23, 2021

A short kid that has his own theme song.
Me:Omg who is that?
*kid walks around in elvis costume*
Roni: I’m Roni Teh Poni, and thank you. Thank you very much.
*kid walks around in elvis costume*
Roni: I’m Roni Teh Poni, and thank you. Thank you very much.
by shygirltara July 12, 2020

Not to be confused with The Italian Stallion, Mangione the Pony is any punk that sheds blood; gets caught (even though he thought he was smart); and spends the rest of his days in Rikers (or the like) getting ridden raw by the worst hombres imaginable.
We used to call William "Bill," but that was before he kicked somebody else's bucket without asking: Now, he's simply one more Mangione the Pony.
by dashcalabash December 19, 2024

A man of Caucasian ethnicity blessed with a cock so big he is easily comparable to the giant endowments of some Black men.
"Holy shit!" my wife shrieked in my face as my best friend dropped his shorts and joined us in the hot tub. "That's a Black man's cock! Why didn't you tell me Rob was a white pony? I would have fucked him long before now!"
by ronibarett June 18, 2024

Gaining an almost immediate liking towards ponies/horses after being around them maybe that day or the day before.
by 2knugget March 24, 2023

The drowsiness or exhaustion, coupled with general brain fog, following the use of Benadryl (or other antihistamine, typically pink in color).
by Lawjick October 11, 2022
