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2 definitions by Katie McIntyre

1. the act of paying half of something.
2. a shared cost
1. Hey Neil, let's go splitsies on a case of beer.

2. Kate, you still need to pay your splitsies from last weekend.
by Katie McIntyre December 01, 2005
a large or wide forehead.
She doesn't have a forehead, she has a fivehead.
by katie mcintyre May 25, 2006