箍紧 gūjǐn to fasten tightly Definitions Defs Origin Strokes Stroke Words Sentences Sents 箍 gū to bind To bind or wrap tightly around something, often using a band, hoop, or wire; to pull tight so that it encircles an object.紧 緊 jǐn verbadjective to tighten to make something tight or tighter such as shoelaces or guitar strings