IYSWIM 

If You See What I Mean. Abbreviation used commonly when the person making a statement thinks they might be a tad vague.

I had to do it because the voices told me to ... IYSWIM

IYSWIM by Jero July 9, 2003

IYKWIM 

Is an acronym for: If You Know What I Mean.
Mostly used in messaging via the internet

“She looks like she’s been dragged through a hedge backwards, IYKWIM”

IYKWIM by Assdhkposwwf23 October 30, 2017

IYKWIMAITYD 

If You Know What I Mean And I Think You Do. Extention of IYKWIM.

Yeah, I've seen that kid around before, and he's not exactly the sharpest fork in the silverware drawer, IYKWIMAITYD.

IYKWIMAITYD by Metaru November 13, 2005

IYGWIM 

If you get what I mean.

"Hey Jack, check your pants IYGWIM "

IYGWIM by Sam 085 July 5, 2006

iYKwIM 

Stands for "If you know what I mean" Very useful when constructing internet double entendres

Ohhhh i think you can get it harder than that sonny... iYKwIM ;)

iYKwIM by becy October 29, 2005

IYKWIM 

used in conjunction with "AITYD". This is a prime example of how ridiculous internet abbreviations for chat / forum / messaging are getting.

User 1: "these abbreviations sure are getting ridiculously long IYKWIMAITYD..."

User 2: "yeah... 'btw', you're a FUCKING RETARD."

IYKWIM by truth March 31, 2005

inswimniac 

Inswimniac is the inability of a competative swimmer to swim well according to his/her standards.

me: I'm having trouble swimming the 50 fly, I always feel like I'm going to hit a wall and so I slow down at the 12 meter mark

you: so, you're an inswimniac

inswimniac by Andrew Davis October 29, 2007