甩开膀子 shuǎikāibǎngzi to go all out Definitions Defs Origin Strokes Stroke Words Sentences Sents 甩开 甩開 shuǎikāi verb + particle to shake off to shake off; to get rid of; to leave someone behind膀子 bǎngzi upper arm the upper part of the arm near the shoulder; also used more broadly to refer to the whole arm or shoulder