yatata-yatata

yatata-yatata(-yatata)

dated slang Used to summarize, characterize, or represent information or chatter that one finds boring, trivial, or annoying. Widely replaced by the more common "yada, yada(, yada)." So then I ran into my friend, Sarah. Sarah and I went to high school together, and we were really good friends until we had a bit of a falling out. Anyway, yatata-yatata, the point is that I haven't seen her in a long time. A: "You've got to be absolutely sure you have this latch—" B: "Secured, or else it could come loose on the road, and that would be bad, yatata-yatata, I know." He just kept going on and on about his oh-so important work in impoverished communities. Yatata-yatata-yatata.
Farlex Dictionary of Idioms.

yatata-yatata

(ˈjætətəˈjætətə)
n. the sound of chatter or yak. He gets on the phone, and it’s yatata-yatata for hours.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • yatata
  • yatata-yatata(-yatata)
  • yada
  • yada yada yada
  • yada, yada(, yada)
  • yada, yada, yada
  • Y3
  • YYY
  • nag
  • nag at (one)