Breath so terrible, it can only be assumed that the offender in question has consumed excrement. Usually poo tongue is so strong that it can be detected from a distance.
Luke had such a strong case of poo tongue that the fumes wafted across the room.
by sk7g October 22, 2007
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When performing oral sex on the anus and become surprised by the excrement on your tongue resulting in a similar appearance to the Australian Blue Tongue Lizard.
Aussie cunt #1: “Ahh mate had a shocker last night ya”

Aussie cunt #2: “Shit, what happened mate?

Aussie cunt #1: “So last night me and me misses tried eating ass and I turned into a Poo Tongue lizard

Aussie cunt #2: “Haha.. well that’s shitty”

Aussie cunt #1: “Fuck off cunt
by Skaternator April 06, 2018
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Andrew: hey Matthew, how was that burnt lasagna?
Matthew: it tastes like poo poo tongue.
by blkwido December 04, 2015
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