Is “Rusk” a Scrabble word?
Yes
RUSK
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 Rusk
/ɹʌsk/
noun
1.A rectangular, hard, dry biscuit
2.A twice-baked bread, slices of bread baked until they are hard and crisp (also called a zwieback)
3.A weaning food for children
Synonyms: Brussels biscuit, twice-baked bread, zwieback