Is “Quarterbacked” a Scrabble word?
Yes
QUARTERBACKED
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 Quarterbacked
verb
1.To play the position of quarterback.
2.(by extension) To lead a team or group; to be primarily responsible for some group project or activity.