It was likely said to produce a negative feeling about a good thing. Just hear attractive and let the trap work for you when you want it.
Could have meant something else, never heard the term in the US but who knows. The person might have been talking **** , calling you a tranny or might actually think you are one, hard to say what they were thinking, actually they sound a little nutty.
its a back handed compliment, i would of been flattered but with a i wanna remove your balls through your anus after taste
it was a flirt?
I think it was a euphemism for "Jail Bait".