kak-thâu角頭

corner

corner (formed by two walls); nook; local leader or local triad boss; banknote of a denomination in units of jiao

euphemisticShanghainese Wu

English Wiktionary, “角頭” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%A7%92%E9%A0%AD · confidence: Medium (Wiktionary)