Top definition
A sibster is a person who acts like everyone's sister. A sibster has lots of friends and pals, because they are very friendly. A sibster is like a sister but is of no blood relation.
"Nat's my sibster, ya know?"
by verydifferentname July 12, 2006
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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2
I have three wonderful sibsters.
by Qith March 28, 2009
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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3
I have three wonderful sibsters.
by Qith March 28, 2009
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Golden Shower Plush

He's warmer than you think.

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