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1.
l8
l8 = late and the r is invisible. serves the same purpose as later would.
person 1: i gtg ttyl
person 2: l8
by snootch87 March 03, 2005
 
2.
l8
l8 as in get your shit wrecked or get owned. Common word at miramonte high school.
Jake: I got my ass kicked yesterday by a girl...

Justin: l8 dude...
by miramontepimpin69 August 20, 2011
 
3.
l8
L8 is actaully means Late
"Its late nite,go home, eh m8?"
by PSH August 26, 2003