Is “Guppy” a Scrabble word?
Yes
GUPPY
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 Guppy
/ˈɡʌpi/
noun
1.A tiny freshwater fish, Poecilia reticulata, popular in home aquariums, that usually has a plain body and black or dark blue tail for the females and a more colorful tail for the males.
“Fred kept a tank of guppies by the windowsill.”
2.By extension, any tiny fish.
3.A tube holding paintballs before they are loaded into the gun.
“2001, John R. Little, Curtis Wong, Ultimate Paintball Field Guide (page 177)”
Synonyms: Acanthocephalus guppii, Acanthocephalus reticulatus, Girardinus guppii, Girardinus petersi, Girardinus poeciloides, Girardinus reticulatus