capo (n.1)youdaoicibaDictYouDict[capo 词源字典]
"leader of a Mafia 'family,' " 1952, Italian, literally "head" (see head (n.)).[capo etymology, capo origin, 英语词源]
capo (n.2)youdaoicibaDictYouDict
"pitch-altering device for a stringed instrument," 1946, short for capo tasto (1876), from Italian, literally "head stop" (see head (n.)).