1. The head of a branch of an organized crime syndicate
   "The capo controlled all illegal activities in the neighbourhood"
    
2. A movable bar placed across the fingerboard of a guitar, banjo, or similar, that is used to change the pitch of all the strings
   "He placed the capo on the third fret to play the song in a higher key"

Derived forms: capos

Type of: chief, head, top dog [informal]

Encyclopedia: Capo, Anthony