A KFC stiffy is a great big stonking hard on brought on by the consumption of a whole bargain bucket of KFC.
"shit ive got a stonking KFC stiffy"
"i had a bargain bucket last night and my god did it give me a KFC stiffy"
"i walked into KFC last night and just the smell gave me a KFC stiffy"
"i had a bargain bucket last night and my god did it give me a KFC stiffy"
"i walked into KFC last night and just the smell gave me a KFC stiffy"
by fun KFC man January 24, 2010

by Professor Buttmunch September 1, 2006

The stiffie a man gets when talking about a boring topic that only excites him.
Also the boner a man gets while discussing his male mentor.
Could refer to someone talking about their experiences on the USS Stockham.
Also the boner a man gets while discussing his male mentor.
Could refer to someone talking about their experiences on the USS Stockham.
"Talking about the human visual model gave the professor a stockham stiffie."
"As the man recounted his early years of training with his famous mentor, he got a stockham stiffie."
"As the sailor talked about his experience on the USS Stockham, he got so excited he developed a stockham stiffie."
"As the man recounted his early years of training with his famous mentor, he got a stockham stiffie."
"As the sailor talked about his experience on the USS Stockham, he got so excited he developed a stockham stiffie."
by Robert Trebor October 7, 2007

boy 1: man I fucked this girl Saturday and she gave me some wet-stiffys.
Boy 2: Lucky bastard
boy 1: yeah I'm that pimpin
boy 2: ahhhhhhhhhhh
boy 1: skeetttt
Boy 2: Lucky bastard
boy 1: yeah I'm that pimpin
boy 2: ahhhhhhhhhhh
boy 1: skeetttt
by kayleen....seli May 6, 2008

by El ritardo June 24, 2018

Sitting in the classroom the teacher shouted over to timmy
Teacher: " Timmy come and write the answer on the board"
Timmy began sweating nervously as he had case of the awkward stiffie
Teacher: " Timmy come and write the answer on the board"
Timmy began sweating nervously as he had case of the awkward stiffie
by Rooboy222 September 20, 2009

use of an already large and erect penis making it even more larger and more erect. How? i don't fucking know
my boy im about to erect-a-stiffy
by penisman4273 January 23, 2023
