Top definition
A famous ski resort in Hokkaido Japan that is very flat.
Known to punters who flock there for the deep powder snow as 'Niseko'
Australian skier one: Hey guess what? I'm going to Niseko in January!
Wise Australian skier two: Flatseko? why not go to Nagano instead?
by Phantom Ninja December 15, 2008
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug