ah ah ah

English

An admonition to slow down; not so fast, hold your horses.
- 1993, David Koepp, Michael Crichton, Jurassic Park, spoken by Nedry (Wayne Knight), Amblin Entertainment; distributed by Universal Pictures, published 1993:
  Ah ah ah! You didn't say the magic word!
The stereotypical laugh of a vampire, after Bela Lugosi's performance as Dracula in the 1931 film of the same name.
- 2011, Brian Righi, Vampires Through the Ages:
  At one point the count even helped me practice my numbers, as we counted puppet bats together on the children's television program Sesame Street, singing out, “ONE, TWO, THREE, AH AH AH AH AH!
- 2013, Denita Dinger, Jeff A. Johnson, Let Them Play: An Early Learning (Un)Curriculum, page 93:
  Play Vampires are not the "I want to suck your blood" vampires or the "Vont to Buy My Chocolate Cereal" vampires or the "Oh, he's so dreamy and complicated and mysterious and dangerous and bad for me but I love him” vampires, or the “One banana ah-ah-ah . . . two bananas ah-ah-ah . . . three bananas ah-ah-ah. . . .Three! Three bananas!" vampires.
- 2020 November 5, Steve Annear, “Sesame Street’s Count von Count has become an election meme as tallies in key states drag on”, in The Boston Globe:
  President Trump’s repeated calls to “Stop the Count!” of votes in undecided states are being met by a purple face familiar from many people’s childhoods: Count von Count from “Sesame Street.” Ah! Ah! Ah!

ah! ah! ah!

This is a very common laugh used in comics.