Definition of et patati et patata in US English:

et patati et patata

(also et patata et patati)

noun

  • And so on and so forth; = "et cetera".

Origin

Late 19th century. From French et patati et patata, alteration of patati, patata, itself a variant of † patatin, patatac, a reduplicative formation imitative of a repeated chattering sound, with insertion of et ‘and’ before each imitative element.

Pronunciation

et patati et patata

/eɪ ˌpatətiː ˌeɪ patəˈtɑː/