Most commonly used by men with small penis.
Side effects my include: increased hair groth on penis, facial deformity and loss of penis and/or penise(s).
screenjacking is contageous and will spread quicly through your enviroment, if you come across a screenjacker IMEDIATLY close your eyes and masturbate for the best.
An Example is below.
Screenjackest4life: i no, im gay.
B-Dup: FUKEN Screen jack to the max
Screenjackest4life: ill screen, then possably jack ur mom.
B-Dup: not if i do first, lil' bitch.