A forward thinker, who also watches way too much television.

Someone with the uncanny ability to know which TV series' will continue to be good, and eventually become popular, from their first season(s)/episode(s).
Guy: That new "How I Met Your Mother" show stinks, how long do you think it will last? Tristan The Televisionary?

Tristan The Televisionary: I give it a long run, these characters will grow on you.
by Peachhat May 22, 2013
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A "born to be on TV" visionary who appears on television regularly, delivering messages that fall into her (his) mind from the dead.
There are no good ones on TV, yet.
by Mary Torre Kelly August 10, 2005
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