白公堤 báigōngdī Bai Causeway Origin Definitions Defs Strokes Stroke Words Sentences Sents 白 bái Bai (surname) a common Chinese surname公 gōng noun sir respectful form of address for an elderly man or a man of high social status堤 dī dike dike; embankment; levee; a long wall or barrier built to prevent flooding from a river or the sea