Top definition
Sister or any other female relative or friend.
Sister 1: BISSTAAA
Sister 2: Bister!
Sister 3: BIisSTUhhh.
Friend: I'm a bister, too!
by bISTer June 22, 2010
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May 12 Word of the Day
When someone goes to the gym and spends 90% of the time on their phones scrolling through social media
Looks like its thumb day again for Jimmy with his usual routing... 3 sets of 5 snapchat selfies and 10 sets of scrolling through facebook until exhaustion
by Gary br April 02, 2017
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2
I was all up in da club last night hittin on some fine bisters.
by brooke December 18, 2003
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