the act of inserting both fists into a womans vagina (at the same time) and and rotating them back and forth.
woman- lets do something different.

guy- ok. lets try the double twister fister!!

woman- yeah. now stick ur fists in there and twist them.
by superbugsbunny4 May 19, 2011
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When someone wearing glasses comes out of nowhere and fists you in the ass.
Cooper met the four eyed fister last night and had to learn how to walk again.
by The man who defiled the moon December 12, 2013
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Someone who is against pewdiepies "sister fister"
"The sister fister resister club is protesting for it to be the 'brister fister'"
by Save.meeee.boii August 21, 2017
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Only to be used if brought down onto your knees by insults. Not to be used playfully. This is your stepdad a bad to the power of 10!
Cole: Your stepdad a bad
Me: Your stepsister a fister

Cole instantaneously bursts into big gay.
by LordDingus March 26, 2018
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A sexual position in which a man inserts one fist in a womans vagina, and the other fist in her mouth. The more she struggles, the more strained it becomes. Similar to chinese finger cuffs.
by RKJ November 27, 2013
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Not to be used playfully. Only use if someone has brought you down to your knees with insults. This is your whole family tree lGBT to the power of 10.
Cole: Your mom gay
Dylan: Your granny tranny
Yahir: Your whole family tree LGBT
Me: Your stepsister a fister

Everyone in the path of the word instantaneously falls over with big gay.
by LordDingus March 28, 2018
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