A fork of Rural Dictionary
When a girl is giving a handjob and starts to pound so hard you think your balls will go into your asshole.
She gave me the Jackhammer and I had blue balls for months.
what you do is a cricket on 1 hand so the other hand behind your back or something and then bounce in a circle.
a jackhammer look impossible
Commonly known as Hansen, Hardcore, or Destructor. Is tricky and requires you to get on top. Characteristics include a rhythmic pounding and a peculiar knowledge of aquatic life.
1. When going to the bars, Hansen likes to turn on the charms of the Jackhammer.
2. The Jackhammer is tricky like that, sometimes you gotta climb on top and ride it out
The heavy weapon of the New Conglomerate in the PC game Planetside. The Jackhammer is a three-barrled fast firing shotgun that is commonly used as a frontal assualt weapon.
I owned that noob with my Jackhammer.
when you're fisting a girl in the vagina and anus at the same time. (i.e. like you're using a jackhammer)
JB: dude, where we're you last night?
Dani: jackhammering yer mam lol
Dani: i got in there right up to the elbows
When a man jacks off like a hammer
He did a jackhammer last night