when you stick a dildo in gas and then stick it in your girls vaginal cavity then light it on fire and she will jump around and you have to put it out with your cum quick
when a female puts as many tampons in her rectum. a few hours later she drinks as much laxitives as she can possibly have. and the "bean" will jump out
When a guy goes down on a latin girl and she can't control herself, causing her to "jump" around uncontrollably. Can also refer to a vibrator called The Bean
Guy 1: I ate out Maria last night and she started shaking around so much I had to slow down.