From King Dictionary of Contemporary English
Related topics: Dance, Music
rumbarum‧ba /ˈrʌmbə/ noun [countable, uncountable] APDAPMa popular dance from Cuba, or music for this dance
Examples from the Corpus
rumbaI had a bath and felt the baby doing a rumba.You were so good at it I thought I was hearing a rumba.Then a rumba - seductive, swaying, sinuous rhythm.
Origin rumba (1900-2000) American Spanish