Is “Quitter” a Scrabble word?
Yes
QUITTER
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 Quitter
/ˈkwɪ.tə/
noun
1.(now rare outside Jamaica) Matter flowing from a wound or sore; pus.
2.A fistulous wound at the top of a horse's foot resulting from bruises, pricks, or neglected corns.
3.Scoria of tin.
verb
1.To suppurate; ooze with pus.