fist 

Varitation of shaft, but used for extra emphasis in the case of an extremely large shaft. Harsh, unfair treatment. Refers to the pain of having a fist rammed up your ass.

See also double fist

I got a $300 speeding ticket today. That sucks, man, what a fist.

So I got the fist when my boss caught me drinking at work.

fist by Binford August 9, 2003

FIST 

Army Acronym for Fire Support. The Army MOS of 13F is a Fire Support Specialist, they are also referred to as a FIST team on the company level or FISTer on an individual basis. A FISTers job is to seek out enemy targets and give coordinates to the target so our artillery can successfully engage the enemy from a safer location.

Man Alpha Co. has one bad ass FIST team.

FIST by ISU Drew February 16, 2009

FIST 

Acronym for Fuck It's Still Thursday.

I need a weekend, but FIST.

FIST by pyropunk May 5, 2009

fist 

Sexual - To place one's hand or fist into a vagina for pleasure.

OH MY GAWD!!!! First me some more you man whore!

fist by Falken January 16, 2003

Fist 

noun. a temporary evolution of the pokemon, Raichu, by use of the ecstasy pill. the attack power of such a beast cannot be compared to most mythilogical beings. also see thunder rape

Ash: Using the ecstacy pill, Raichu evolves into....FIST!

Fist by Humpcatter16 January 17, 2010

fist 

1)to submurge a closed fist into a cavity on the human body (normally the vagina, but can include the anus, and mouth)

2) a large quantity of

1) i got so mad, i just fisted her!

2) its pay day! i totally got a fist of cash from the bank!

fist by YOUR MOM GOES TO COLLEGE April 6, 2005

fist 

to place one's fist into another's anal opening to produce pleasure.

did you see those lesbians go at it? then she fisted her @$$hole!!

fist by Stu March 8, 2003