Is “Maddest” a Scrabble word?
Yes
MADDEST
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 Maddest
adjective
1.Insane; crazy, mentally deranged.
“He's got this mad idea that he's irresistible to women.”
2.(chiefly US; informal in UK) Angry, annoyed.
“Are you mad at me?”
3.Bizarre; incredible.
“It's mad that I got that job back a day after being fired.”
Synonyms: hella, helluv, kinda, mighty, wicked