buco del culo significa in inglese

arsehole▼(anus)
noun
[UK: ˈɑːs.həʊl] [US: ˈæshoʊl]

asshole▼(anus)
noun
[UK: ˈɑːs.həʊl] [US: ˈæs.hoʊl]

jerk [jerks]▼(unlikable person)
noun
[UK: dʒɜːk] [US: ˈdʒɝːk]