Is “Humbucker” a Scrabble word?
Yes
HUMBUCKER
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 Humbucker
noun
1.A pickup, on an electric guitar, that has a pair of coils of reverse polarity connected in series in order to "buck" (in the sense of "resist" or "overcome") the "hum" (unwanted noise).