Chuck Pony

Muscle spasm (most often experienced in the calf muscles known as a Charley Horse) which occur in the forearm.

She went outside to exercise, became dehydrated and got a Chuck Pony in her forearm.

by Lynn’L Bean October 6, 2025

Chuck Pony

A slang term for a Charley Horse cramp, taking the shorthand forms of each word.

Tim: ah! My leg! *gets up and limps around awkwardly to shake the pain out*
Jeff: looks like you got a Chuck Pony.

by Carneguy September 14, 2023