boy: you're a loner and you've got no friends (insulting) boy2:gno  or  boy: wanna have sex? girl: gno
g- get n- nob o- out  thus literally meaning get your nob out usually used as an insult or as an obvious sex phrase
"boy: you're a loner and you've got no friends (insulting) boy2:gno  or  boy: wanna have sex? girl: gno" What is the definition of "gno"?