"Tansexual" is used to express the realization of a not-so-attractive pale person looks a lot better with a tan.
2. The wrong way to spell "transsexual". This can happen when you type and or write the word too fast, for whatever reason.
"She used to be that pale? Gross"
"Yeah but look at her now, after she went to Florida for a week, she is so fine.
"Talk about a tansexual."
2. Billy_Bob210: 2day in town i saw a tansexual
Jimmybee501 : wtf r u talkin about?
Billy_Bob210: oops, i mean transsexual
Jimmybee501 : sick