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swedish for sister ie totally amazing female who will always be there for you no matter what.
syster saved my life!
by August 10, 2016
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Jul 1 Word of the Day
sending two texts in a row without a reply inbetween.
Rachel: whats up?
Tessa: not to much! hbu?
Tessa: dude, i'm so bored.
Rachel: stop double texting me.
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A syster is a person who is totally out of order (wak), they don't care about the feeling of others and play a hell of a lot of call of duty
Hey man your a total syster

Hey dude your nothing but a plain old syster
That's totally outa wak man you stupid syster
by beastwad February 07, 2010
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