束紧 Traditional form: 束緊 Pinyin (reading): shùjǐn Definitions: gird tighten Characters: 束 - to bind, to control, to restrain; bale 紧 - tense, tight, taut; firm, secure Traditional characters: 束 - to bind, to control, to restrain; bale 緊 - tense, tight, taut; firm, secure