0121 

1- Dialing code used for the majority of the Birmingham area.

2- Rhyming slang used by one of my sad bastard telephone engineer mates to replace the phrase 'do one'

"I've finished work now, so i'm gonna 0121"

"This guy asked for a free phone extension, so I told him to 0121"

0121 by Mattclarke83 August 8, 2005

0121 

The area code of Birmingham, UK.

Everyone who lives in Birmingham has a phone number starting with 0121.

0121 by Greg March 20, 2005

0121 

0121.... Do one.
Often used by the chav population given when asked for ones phone number.

"Can i have your number?"
Sure!... Its "0121.... do one"

0121 by ZachDawglol August 3, 2012

01-21-DO ONE

reaction to being asked for your phone number by a person you do not wish to give it to ( a sket )

girl : i think you're really hot do you think i could have your number?

boy :here sure 01-21-DO ONE!!!!!

01-21-DO ONE by dj unlucky n mc messy September 30, 2009

012120 

The day i show you this is the day from which we can finally be together peacefully.
Was always you.

this is it
012120

012120 by ima unsend August 15, 2022