bladderdash

Noun

balderdash (uncountable)

1. Senseless talk or writing; nonsense.
   • Where, you cried in the name of Wonder, have you been able to gather together such an old fashioned Bundlement of Scientific Balderdash?1765, Henry Brooke, “TO THE RIGHT RESPECTABLE MY Ancient and well-beloved PATRON THE PUBLIC”, in The Fool of Quality, volume I, London, page xix

   Synonyms:

   bunk, drivel, folderol, piffle, poppycock, rubbish, twaddle, absurdity, all my eye, all my eye and Betty Martin

2. (archaic) A worthless mixture, especially of liquors.
   • [T]hey would no more liue vnder the yoke of the Sea, or haue their heads waſht with his bubbly ſpume or Barbers balderdaſh, [...]1599, [Thomas] Nashe, Nashes Lenten Stuffe, […], London: […] [Thomas Judson and Valentine Simmes] for N[icholas] L[ing] and C[uthbert] B[urby] […], →OCLC, pages 7–8

   Synonyms:

   stuff, swill

3. (obsolete) Obscene language or writing.
   • Trugge, therefore, (who has a foul mouth of his own, when he pleases) talked balderdash to Mrs. Sudberry, through the key-hole, which she did not answer, for, indeed, she seems a civil spoken woman, truly [...]1776, Samuel Jackson Pratt, chapter 72, in Liberal Opinions, upon Animals, Man, and Providence, volume 4, London: G. Robinson & J. Bew, page 46

   Synonyms:

   fuck-ese, obscenity, ordure, ribaldry, smut

See all 4 meanings of balderdash