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1.
Unit of measure for girth acceptance of the vagina in decimal fists.
"I nailed this chick last night but the fistance was 1.4; it was like parking a bicycle in an airplane hangar."
by CorollaCrew May 27, 2012
 
2.
One fist distance; the distance used in martial arts between the arm and body in many strikes and blocks.
his elbow should be one fistance from the body to execute properly
by Sensei MJ May 14, 2011
 
3.
The amount of distance that you can still hit someone.
If John keeps running his mouth like that, he's going to find out he is within fistance of me.
by Diabolo321 September 26, 2007
 
4.
The distance that something is able to be punched.
Tom is going to find out that he is within fistance of me.
by Diabolo321 October 05, 2007