Meaning of 完膚 in Japanese

Definition of 完膚

かんぷ(kanpu) 【完膚】

かんぷなきまで(kanpunakimade) 【完膚なきまで ·完膚無きまで ·完膚無き迄】

(exp) completely; thoroughly; horribly; without exception; until there's no untouched (undamaged) part
カズちゃん、さっき完膚無きまでに振っちゃおうとしたでしょ？
You were about to dump her flat out, weren't you?