挂线 Traditional form: 掛線 Pinyin (reading): guàxiàn Definitions: to hang up the phone Characters: 挂 - to suspend, to put up, to hang; suspense 线 - line, thread, wire; clue, trail Traditional characters: 掛 - to suspend, to put up, to hang; suspense 線 - line, thread, wire; clue, trail