Is “Smashup” a Scrabble word?
Yes
SMASHUP
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 Smashup
noun
1.An abrupt, damaging breakdown or failure.
2.A violent collision involving one or more vehicles.