Is “Downtick” a Scrabble word?
Yes
DOWNTICK
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 Downtick
noun
1.A small decrease or downward change in something that has been steady or rising.
2.A stock market transaction or quote at a price below a preceding one.