Is “Sideshow” a Scrabble word?
Yes
SIDESHOW
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 Sideshow
noun
1.A minor attraction at a larger event such as a circus, fair, music festival or similar
2.An incidental spectacle that diverts attention from a larger concern
3.An incident in which drivers block traffic to perform donuts for an extended period of time