Is “Gibberish” a Scrabble word?
Yes
GIBBERISH
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 Gibberish
/ˈdʒɪb.ə.ɹɪʃ/
noun
1.Speech or writing that is unintelligible, incoherent or meaningless.
2.Needlessly obscure or overly technical language.
3.A language game, comparable to pig Latin, in which one inserts a nonsense syllable before the first vowel in each syllable of a word.
Synonyms: gibber
adjective
1.Unintelligible, incoherent or meaningless