Is “Dummy” a Scrabble word?
Yes
DUMMY
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 Dummy
/ˈdʌmi/
noun
1.A silent person; a person who does not talk.
2.An unintelligent person.
“Don't be such a dummy!”
3.A figure of a person or animal used by a ventriloquist; a puppet.
Synonyms: dumbie, dumbie, juke, mannequin, marionette
verb
1.To make a mock-up or prototype version of something, without some or all off its intended functionality.
“The carpenters dummied some props for the rehearsals.”
2.To feint.
Synonyms: juke