Is “Riffing” a Scrabble word?
Yes
RIFFING
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 Riffing
verb
1.To lay off from work due to a reduction in force.
verb
1.To improvise in the performance or practice of an art, especially by expanding on or making novel use of traditional themes.
2.To riffle.