Originally made up by a secondary school in the south of Dublin. Though "ER" quickly spread through out Dublin. Mostly used by "south-siders" as a dismissal or slag. May have a diffrent(un specific) meaning in another context! Definition:Emotionally Retarded
by Ashling O'C October 22, 2007

by The freakozoid June 10, 2009

An abbreviation for the endoplasmic reticulum. May be heard among success-driven high school students studying for the AP Biology exam.
It's also an acronym for emergency room.
It's also an acronym for emergency room.
The ER can be a televized show or an essential part of life; either way both are used as the acronym.
by C. Darwin July 28, 2006

by internet.rubbish February 20, 2017

-An ugly tall, gangly, girl who resembles Jar Jar Binks and has a lip that hangs. She also dances very strangely and is too nice.
-A new age code word for shoplifting at Wal-mart or Bookstores.
-A new age code word for shoplifting at Wal-mart or Bookstores.
by rweiop December 24, 2008

I wish I was ER
by Dggjjfcdsa15(?&@7dgjh£>•><%~,* September 30, 2012
