Is “Rooftop” a Scrabble word?
Yes
ROOFTOP
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 Rooftop
noun
1.(somewhat formal) The area atop a roof.
2.The top layer of a roof; the material covering or composing a roof.