lǎu-put-siu老不修

old but still sexually active

old but still sexually active; old but still lecherous

English Wiktionary, “老不修” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%80%81%E4%B8%8D%E4%BF%AE · confidence: Medium (Wiktionary, Hokkien)