Is “Flub” a Scrabble word?
Yes
FLUB
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 Flub
/flʌb/
noun
1.An error; a mistake in the performance of an action.
verb
1.To goof, fumble, or err in the performance of an action.