A term used to describe people who struggle with illiteracy and down syndrome. Such individuals are blinded by their own confident reform, yet they lack the mental concept they are actually retarded. Also referring to those lacking the sexual capacity to make children i.e a faggot.
One: Dude... you're a fucking Limbeckk, gtfo.
Two: LOL LIMBECKK
Three: I jacked off the the TOS last night, and Limbeckk'd all over your mom. Immigration picked her up the next day, GG.