Is “Diss” a Scrabble word?
Yes
DISS
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 Diss
/dɪs/
noun
1.An insult or put-down; an expression of disrespect.
verb
1.To put (someone) down, or show disrespect by the use of insulting language or dismissive behaviour.