idym 

An acronym for I Did Your Mom.

Bob: Hey man, IDYM.
Joe: What does that mean?
Bob: I Did Your Mom!
Joe: Hahaha, you owned me :(
Bob: Yes, yes I did.

idym by jrcdude November 23, 2007

idym 

i did your mom Meaning you did somebody's mom.....or did you? Lol.

Just because idym doesn't mean you have to get mad.

idym by andydawiz December 15, 2007

IDYM 

An acronym meaning "I did your mom" used in many countries including Asia, America, and sometimes Canada (who knows why)

Hey IDYM last night
Huh?....Oh what an ass
:)

IDYM by DamnWhoDisPollo December 15, 2011

IDYM 

An acronym for "I Drink Your Milkshake." Normally used to denote that someone has been "owned" or has had their thunder stolen.

Dale the Dinglish Speaking Derelict: Look at how long my Dinglish drawl is.

Long Dong Assler: Dale, IDYM. I would have to fold mine in half to be the same length as yours, you crotch goblin.

IDYM by endub1 October 1, 2008

IDYMITB 

Means: I did your mom in the butt

Dude says: What did you do last night bro?
Response: IDYMITB

IDYMITB by Wolf43085 February 22, 2009

IDYMLN 

abbreviation for “i did your mom last night”

hey bro, IDYMLN

IDYMLN by Your Mothers Side Piece January 7, 2022