1. It means to have very disgusting breath.

2. To have cavities that look like Doo doo
Examples:

1. Man Jeffrey has "poop in his tooth".

2. Oh heck word I'm gonna brush my teeth so I don't get "poop in my tooth".

3. Man you have poop in your tooth so be quiet you lady of the night
by PsychpPr3tz3l_Tv July 16, 2019
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