A dirt bike, and only a dirt bike, that is ridden by two persons of the same sex. ( male or female in case you are a retarded fuck who thinks there is more than two genders)
There goes Rachel and her friend on their Dykebike
Otherwise it is a general for any common rug muncher whether or not they are on a bike
Person A) Hey ! There's a girl on a bike Pereon B) No ! It's a dyke on a bike Person A) Ohh ! There's another lesbian, but she's in a car
Person B) She's still a dkye on a bike
It is said of the situation where a person has the bad luck to make contact with his testicles against an undefined surface or object, intentioned or not.
Given the nature of the word, it is more appropriate to design cases where the interaction is made with a moving object, for example, a ball.
Although it is extremely painful for the victim, it tends to be considerably funny to people who witness it.
Today in the baseball game the pitcher took a nutshot; the baseball hit him in the nuts.
Man, I just watched the funniest nutshot video ever.