老不死的 lǎobusǐde old fogey Origin Definitions Defs Strokes Stroke Words Sentences Sents 老不死 lǎobùsǐ old bastard (derogatory) used as an insult for an elderly person; old fart的 de particle [nominalizer] Turns a word or phrase into a noun-like thing, meaning "the one that..." or "the kind that...".