1 definition by Senterstylemx

Top Definition
The super accurate apparatus you have inserted in your rectum, that knows the exact position you are in and starts your vowel functions as you get close to your house/favorite bathroom.
Alfie: "Yo how far are we from home?"
Mike:"Dont worry kid my Anal Gps tells me we are close, im shitting myself"
by Senterstylemx January 13, 2011
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