Noun. Classifier: boh.Bamboo node.Classifier: bĭt.Knot in wood. Knot in string or cord.bi atŭt In transitive verb.To grow a new node, to grow a new knot. Meaning 1 Bamboo node. Meaning 2 Knot in wood. Meaning 3 Knot in string or cord. Meaning 4 bi atŭt: to grow a new node or knot.