English Slang Collection：

　　go over one's head

　　[释] to do sth without seeking a superior's permission;

　　[例] We'll go over his head to appeal for what we think is right.;

　　go postal

　　[释]to be extremely upset/violent;

　　[例] I don't believe John will go postal for this trivial matter.

　　go potty

　　[释]an expression means “to use the toilet" used by young children;

　　[例] Carolyn, please stop playing with your toys and go potty.;

　　gork

　　[释] to be weird / not bright character;

　　[例] Sometimes I don't think my brother well coz he's really gork.

　　gosh

　　[释] general exclamation means " oh, God!";

　　[例] Oh, Gosh! You almost shocked me to death. Never ever do that again. You hear me?;

　　go sideways

　　[释] to go worse;

　　[例] To make sure the operations works, we need a plan B in case the plan A go sideways.