Clamshell
Clamshell This is when a girl thinks she is being nice by giving you a hand job, but actually hurts you by placing her fingers up and down on the head of the penis causing extreme irritation.
Joey: Lets go into the bathroom. Rachael: Ok Joey. Gets intimate(in a bathroom) Joey: AHhhHHH, what the fuck are you doing? I'm leaving. Michael: So how was rachael after all? Joey: It hurt like hell. Michael: Please tell me she did not clamshell you... Joey: She did, oh she did.
By VegaEnterprises