2
German
means yes and no (very strange)
probably made up by mistake..
German#1: Sprechen sie Deutsch?
Non-German guy#2: Yein!
German#1: Ja und Nein. okay.
by Stevie C June 08, 2005
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3
Like the word "Nien" in german meaning NO.
Yien was invented one day on "msn messenger" between to people having a random convosation.

"Yein" is YES rather then "Nien" for No.

How to say yein:
Pronouced the same way nein is, but with a Y. (Y-INE)

Adi & NYK 2009
"Do you want this"

"YEIN!"
by l33tst friendz adi n nyk February 18, 2009
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4
Yein is german for yes and is exclaimed when a miraculous moment occurs.
YEIN LOOK AT DAT UNICORN.
by Rd4wg March 25, 2014
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