Is “Balderdash” a Scrabble word?
Yes
BALDERDASH
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Balderdash
/ˈbɔːldə.dæʃ/
noun
1.Senseless talk or writing; nonsense.
2.A worthless mixture, especially of liquors.
3.Obscene language or writing.
Synonyms: bunk, drivel, piffle, poppycock, rubbish, twaddle
verb
1.To mix or adulterate.