Silly Simon 

A slang term for hallucinogenic mushrooms, as a phonetic pronunciation of "psilocybin," the psychoactive substance that makes these mushrooms hallucinogenic. It is commonly used on Shakedown Street to avoid detection by the cops.

Hey? Anybody seen Silly Simon?

Silly Simon by Toust April 29, 2010

happy simon 

a person in the middle of a threesome

George was getting fucked in the ass by Bob while fucking Steve in his ass. George was a happy simon.

happy simon by Simon March 6, 2004

Simple Simon

A very very simple person that could be described as a mong or pleb. Normally the person has 100% physically and mental retardation, more often than not simple simon's live on farms.

Norm 1: Whos just lost their dick?
Norm 2: Thats simple simon.

Simple Simon by Lance Jefferson July 11, 2007

salty simon 

When a man is very certain that he's getting a sexual opportunity, but is unable and/or unwilling to wash off his manhood beforehand. His penis is a 'salty simon'.

I hate that she makes me work so hard for a bit of loving. To balance things out a bit, I'm going to present her with a salty simon.

salty simon by franc black May 5, 2013

Simple Simon

A cocktail consisting of 1-2 excedrins and a shot of whiskey, usually had during a pre-game before a big night out.

Person #1: Tonight's a big night. We need to start on the right foot.

Person #2: Let's have a Simple Simon

Simple Simon by The Real John Lennon January 30, 2015

griffith simon

a really awesome guy

hey griffith simon why are you so epic

griffith simon by slang man 123 January 6, 2013

connor simon 

Connor Simon is a pain in the arse and all of his friends would agree that he enjoys to be annoying

That Connor Simon rubbed me up the wrong way this morning

connor simon by THEJKR May 28, 2014