shako UK /ˈʃeɪkəʊ/US /ˈʃeɪkoʊ/noun 2/ˈʃɑkoʊ/ noun 1forms 2 noun2 •A stiff, cylindrical military dress hat with a metal plate in front, a short visor, and a plume. •(UK) A bearskin or busby. shako UK /ˈʃɑːkəʊ/US /ˈʃɑkoʊ/ noun1 •The squilla or mantis shrimp. formsshakoes · shakos