Is “Peekaboo” a Scrabble word?
Yes
PEEKABOO
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 Peekaboo
noun
1.(games) A game for a small child in which one covers one's face, then suddenly reveals it, saying "Boo!" or "Peekaboo!".
verb
1.To peep out.
adjective
1.(of clothing) with holes, slits or transparent fabric to reveal what is normally hidden.
“The model was wearing a peekaboo swimsuit.”
interjection
1.Boo (when showing oneself unexpectedly)