balderdash /ˈbɔːldə.dæʃ/noun 3verb 1forms 3 noun3 •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 •(no longer used) 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 •(no longer used) Obscene language or writing. verb1 •(no longer used) To mix or adulterate.That which is made by the peasants, both red and white, is generally genuine: but the wine-merchants of Nice brew and balderdash, and even mix it with pigeons dung and quick-lime. — 1766 formsbalderdashed · balderdashing · balderdashes