Flatliner may refer to: * A person whose brain or cardiac activity is measured as a

flatline A flatline is an electrical time sequence measurement that shows no activity and therefore, when represented, shows a flat line instead of a moving one. It almost always refers to either a flatlined electrocardiogram, where the heart shows no el ...

* The Flatliner Band, a country band from Brighton, IL * The Flatliners, a Canadian ska punk rock band * Flat-Liner, Australian haunted heavy-rock band *

4-Methylthioamphetamine 4-Methylthioamphetamine (4-MTA) is a designer drug of the substituted amphetamine class developed in the 1990s by a team led by David E. Nichols, an American pharmacologist and medical chemist, at Purdue University. It acts as a non-neurotoxic hi ...

, a psychoactive drug * ''

Flatliners ''Flatliners'' is a 1990 American psychological horror film directed by Joel Schumacher, produced by Michael Douglas and Rick Bieber, and written by Peter Filardi. It stars Kiefer Sutherland, Julia Roberts, William Baldwin, Oliver Platt, and Ke ...

'', a 1990 science fiction psychological horror film directed by Joel Schumacher * ''Flatliners'' (2017 film), a 2017 remake of the 1990 film, directed by Niels Arden Oplev * "Flatliner" (song), a song by Cole Swindell and Dierks Bentley * Another name for the Reverse STO, a professional wrestling move * Flatlinerz, a band

See also