Is “Flyweight” a Scrabble word?
Yes
FLYWEIGHT
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 Flyweight
noun
1.A weight that moves outward depending on centrifugal force.
2.A weight class in many combat sports; e.g. in professional boxing of a maximum of 112 pounds or 50.8 kilograms.
3.(adjectival use) Small, light or unimportant.