Is “Gymslip” a Scrabble word?
Yes
GYMSLIP
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 Gymslip
noun
1.A sleeveless tunic with a pleated skirt, most commonly seen as part of a girl's school uniform.