1 definition by faith rachel
slang term used for Charley Horse which refers to very painful muscle spasms or constrictions , term was originated by the Puerto Rican} where the magic happens, although he claims it has been a term used for generations, severe pain balls up in your shin leaving you no other choice than to grab it, stretch it out, stand on it, rub it, or hit it until it goes away, mainly occurs at night or very commonly during sex
She had just gotten on top of him when Miguel wrenched in pain and reached for his leg, "Monkey Jumper!" Thankfully it went away and they finished without any more monkey jumper interruptions.
by faith rachel March 12, 2019