Term used in a chat service. A creative way of saying "Later" as in bye.
by Brampton December 3, 2005
This is used to say goodbye or see you later.

l8er is read; L EIGHT ER, later, short for cya later.
<1 Says> Well I gotta go
<2 Says> Alright peace
<1 Says> l8er
by X November 2, 2003