yadda

1. Used three times in a row, or in combination with other words, to indicate part of a sentence which would be annoying to include, or which is incomprehensible, or which is just unimportant.

   In fact, the academic said, crime trends are influenced far more by demographics and social forces and yadda, yadda, yadda than by police work.

   2006, Andrew Karmen, New York Murder Mystery: The True Story Behind the Crime […]

   1 more example

   The planners held all the requisite public hearings, public discussions, public meetings, public forums, yadda public-this and yadda public-that.

   2002 June 2, Craig Medred, “Trails committee goes a little wild”, in Anchorage Daily News, archived from the original on 06 Mar 2016, page G1

plural yaddas

1. One of a set of items which do not need to be specified; often used in conjunction with the catch phrase yadda yadda yadda.

   So right or wrong, good move or bad, yadda or yadda, it's an intriguing development in this gifted player's life and basketball career.

   2006 May 13, “A Tough Road: Bennerman, Who Went To Hargrave, Describes Exactly What Glenn's Wallace Is Going To Be Experiencing”, in Winston-Salem Journal

   2 more examples

   Sedona offers everything a Caravan, Voyager, T&C, yadda, yadda, yadda does, […] However, when V-6-equipped, the yaddas are a lot more quiet leaving the light or pulling into the passing lane.

   2001 November 8, Jim Mateja, “Kia opens door, manually, to minivan market”, in Chicago Tribune

   Dropouts include Jason Kidd (recovering from knee surgery), Ray Allen (getting married this summer), Tracy McGrady (security concerns), Karl Malone (recovering from the NBA season; lost his mother), Jermaine O'Neal (banged up), Vince Carter (yadda), Mike Bibby (yadda), Elton Brand (yadda), and Kenyon Martin (yadda).

   2004 August 28, Gary Peterson, “Tina Thompson: `I really wanted to be part of this. This is my time'”, in Contra Costa Times