1 definition by WawaGreenTea

Abrev. Ash Tray Mouth
ATM is common among frequent smokers. People with ATM are most unpleasant to kiss for those without a smoking addiction.
"No the sex is amazing... but she's got total ATM."

"Then he pulls out a cigarette and I think, oh not another ATM!"
by WawaGreenTea September 27, 2008
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