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{'trænəˌsɔr} n.

1. A particularly old (and often large) transvestite, usually spotted hanging around outside gay bars smoking cigarettes and trying to reclaim some of that long lost fabulous.

2. An aging transsexual doing much the same thing.
"Oh my god, did you see Darcelle? What a trannosaur!"
by GrymReaper April 01, 2009
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