Is “Yahoo” a Scrabble word?
Yes
YAHOO
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 Yahoo
/ˈjɑːhuː/
noun
1.A rough, coarse, loud or uncouth person; yokel; lout.
2.A humanoid cryptid said to exist in parts of eastern Australia, and also reported in the Bahamas.
“1985, Michael Raynal, Yahoos in the Bahamas, Cryptozoology, volume 4:”
Synonyms: lout, yokel