Is “Subway” a Scrabble word?
Yes
SUBWAY
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 Subway
/ˈsʌbˌweɪ/
noun
1.An underground railway, especially for mass transit of people in urban areas.
2.A train that runs on such an underground railway.
3.A rapid transit system, regardless of the elevation of its right of way.
Synonyms: Métro, metro, Tube, tube, rapid transit, underground
verb
1.To travel by underground railway.