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When the inside of the mouth has become dry and tacky. The tongue may stick to the roof of the mouth.
This condition is often brought about from taking ecstasy or amphetamines, and then not drinking enough liquids.
Usage is colloquial, from Northern England.
Ah man, has anyone got any juice, I've got bad tacky grid.
by DaStig September 12, 2006

Words related to tacky grid

dehydration dry mouth sticky tacky