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1. Some female hacker.
2. Shorter term for "Serial Experiments Lain," the #1 best anime in existance.
This show isn't making complete sense to me. Oh well.
by dj gs68 July 18, 2003
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3
n. (truncation of chamberlain)
1. One so proficient with computers and the internet as to be the gatekeeper of the Wired existance.
2. An unstoppable, undeniable, seemingly omnipotent hacker.

(mostly female)
"Only lain can smoke port 6666 on our router that fast."
by Walkure April 15, 2003
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4
a female who has exceptional computer skills, like hacking and programming
by Conan March 27, 2003
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5
A commonly made pronunciation error for those named Iain.
"Hey Lain!"
"MY NAME IS IAIN YOU DUMB FUCK"
by borntobetrue123 May 08, 2014
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6
Parting sentiment. Good-bye.

Occured as logical progression from see you later to later to lates to late.

Attributed to Rudy and Chito.
"We'll see you later, buddy."
"Alright man, lain"
by TDB December 08, 2004
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