切口 Traditional form: 切口 Pinyin (reading): qièkǒu Definitions: slang argot private language used as secret code Characters: 切 - to cut, to mince, to slice, to carve; close to; eager 口 - mouth; entrance, gate, opening Traditional characters: 切 - to cut, to mince, to slice, to carve; close to; eager 口 - mouth; entrance, gate, opening