Is “Shack” a Scrabble word?
Yes
SHACK
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 Shack
/ʃæk/
noun
1.A crude, roughly built hut or cabin.
2.Any poorly constructed or poorly furnished building.
3.The room from which a ham radio operator transmits.
verb
1.To live (in or with); to shack up.