干掉某人, 杀死
在线英汉词典

rub sb out的短语、例句：

rub sb out (US sl 俚) murder sb 谋杀某人. rub (sth) out (cause sth, esp pencil marks, to) be removed by using a rubber1(2) 用橡皮擦掉（某物, 尤指铅笔痕迹等）
rub out a mistake, figure, drawing 用橡皮把一错处、 数字、 图画擦掉
I can´t get it to rub out. 我用橡皮擦不掉它.