IDR

I don't remember

ider: I don't even remember

Person 1: 8:47pm Hey, what did you get on the last test?

Person 2: 8:50pm Idr

IDR

I don't remember

ider: I don't even remember

Person 1: 8:47pm Hey, what did you get on the last test?

Person 2: 8:50pm Idr

IDR

I don't remember

can also be ider: I don't even remember

Hey dude what did you get on last week's test?

idr bro

idr

short for "i dont remember"

idr what i did last night

idr

Acronym for 'I don't really'
Normally followed by a word like 'think' or 'want'.

idr think that I will ever use it
idr want anything to eat

Idre

Fekke nation. A place where students get drunk and fool around and says it's just a ski trip.

Guy 1: I heard you were drinking on your ski trip.
Guy 2: Well duh, we went to Idre...

idr

An acronym for 'Infiltrate-Destroy-Rebuild,' second album (2002-09) by American rock musicians CKY.

If you're looking for a good CKY record to start with, have you checked out IDR?