Crotch rocket

[Couch Potatoe]

a motorcycle, designed in such a fashion as to give the rider the sensation of flying like superman, with the ability to accelerate fast enough to rival a rocket, and contain it all in a package small enough to fit in your crotch.

[Britney]

sport bike very fast 200 mph , 0-60 in under 3 seconds , 1/4 mile in ~10 seconds , and gets chicks like nothing

[PussyCat]

fast bike with allot of go go go . . usually rules the streets , drag strip , and the track because of its high weight / power ratio

[Britney]

A Japanese motorcycle. By default this is state of the art, fast as fucking hell, and will blow the doors off ANYTHING ELSE on the road.

[Justin Bieber]

A rocket with two wheels, one of which is often not on the ground due to high power/weight ratio, that you straddle and zoom all around slow moving boxes on wheels.

[Little_Girl]

A sport bike, usually japanese, but somtimes italian, rarley german (the new BWM K1200R) or american (buell) The minimum that really is a crotch rocket is along the lines of the classic 2 strokers like the RZ350 or the NS400r, cominng up to the the pinnicle in the likes of the RCv211 or the yamaha M1. More common examples are along the likes of the ninja/GSXr/YZFr/CBR series.
Very fast, even the slowest of these (the RZ350 and NS400R) can run times in 11s in bone stock. with somthing like a turboed GSX1300R hitting 7s.

[Tina]

An elaborate gay sex move where during anal the [pitcher] [jacks off] the [catcher] and both ejaculate on each others genitals at the same time.

[Mark Zuckerberg]

A fast thing with 2 [wheels] [i try] to [kill myself] on

[Tracie Lynn]

[chick] and [cop magnet]

[Hina Muqadas]

A [machine] that sits [in the garage] during the winter months in most states in [the U].S.

[Rihanna]

a [Crotch rocket] has taken on several definitions:

1. a very fast motor cycle, either foreign or domestic that one must lean forward on while riding thus making it look like a rocket is being stratled between ones legs.

2. an erection so hard that it can be somewhat painful due to the extreme arousal or amount of [blood in] the penis.

3. a vibrator, usually [metallic] or metallic in color.