Flatliner

A heart stopper. Someone that completely makes your heart stops in awe.

Man, that Emma girl, is a total flatliner.

by CxmeronL49 April 8, 2017

Flatlined

The act of killing someone or using force to hurt somone badly.

Bitch, Do you want flatlined!

by MJC612 April 30, 2009

flatline

1. dead(from the flat line on the heart monitor of the patient when there is no heart activity, meaning that they have died or their heart has stopped)

2. to die

Don't let him flatline now.

by The Return of Light Joker February 4, 2009

Flatlined

When ones cell phone has no signal at all and the cell phone shows no bars.
On some cell phones it comes up as a flat line instead of bars or an x.
May be used as Flatline, Flatlined, or Flatlining to describe having no cell reception.

Ex. 1

Dude 1: Dude, Where is this party?
Dude 2: Idk, call Sarah.
Dude 1: I can't I'm Flatlining.

Ex. 2

Girl: Why the hell didn't you call me back last night?
Boy: Sorry babe, I had a Flatline.

Ex. 3

Dude 1: Anyone have cell reception?
Dude 2: Naw, I'm Flatining.
Dude 3: I'm Flatlined too.
Dude 4: Got a Flatline.

by Lead Fist July 5, 2010

the flatliners

one of the most fuckin amazing bands ever. mostly punk with their new album "the great awake" but also ska/punk especially in their other full length "destroy to create". from toronto. consists of chris cresswell (vox/guitar), scott brigham (guitar), paul ramirez (drums), and jon darbey (bass). great, original band. some of their best songs include "fred's got slacks", "eulogy", "spill your guts", and "this respirator".

the flatliners play a sick show and fuckin rock!

by fuck names! April 19, 2008

flatline

Dead. Refers to a heart monitor.

The gang flatlined that noisy bitch.

by Muze May 2, 2006

Flatliner

Name given to a attractive person who "makes your heart stop"

That girl, she's a flatliner

by Heyfu April 23, 2017