Is “Loony” a Scrabble word?
Yes
LOONY
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 Loony
/ˈluːni/
noun
1.An insane or very foolish person.
adjective
1.(of a person) Insane.
2.(of a thing) Very silly, absurd.