A person who dances to ska music in a particular way, involving bending forward and moving the legs while keeping the upper body fairly still.
The word 'skanker' is often used in a positive and fun way to describe someone who enjoys ska music and dancing.
Examples:
The skanker danced to the ska music.
She is a good skanker.
The skanker moved his legs in a funny way.
The skanker's legs moved like spaghetti!
The skanker danced all night long.
He's the best skanker in town.