Is “Chugger” a Scrabble word?
Yes
CHUGGER
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 Chugger
/tʃʌɡə(ɹ)/
noun
1.A street fundraiser, especially a private contractor, working on behalf of a charity, who is aggressive or invasive.