Is “Knickerbockers” a Scrabble word?
Yes
KNICKERBOCKERS
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 Knickerbockers
/ˈnɪkəbɒkəz/
noun
1.Men's or boys' baggy knee breeches, of a type particularly popular in the early 20th century.