Well now a tricky one! "69cuan" doesn't seem like a recognized term in any general language I have come across.
It could be a nomenclature specific to a certain industry, or perhaps it's a invention. Maybe provide some context about where you heard this term, I could try to help. website It could be It's possible could change to a mix of both. If you decide to venture out the outdoors, make sure to your jacket. Slang Term Every online community, no