Did you perhaps mean tufa?
Definitions
Wiktionary
- interj. Internet slang An emphatic statement of agreement or affirmation.
- n. Internet slang A piece of factual information; truth.
Etymologies
- Altered spelling of true facts. (Wiktionary)
Examples
“Raising my praise napkin to Batman trufax. un ange vole? link memories”
“All my info is on my website and I'll answer any questions you need answered here. 500 words or less, mostly trufax.”
“Every “Asian” recipe requires a cup of cat. trufax.”
a cup of cat – every recipe calls for it | My[confined]Space
“That's neither here nor there; just one of those interesting trufax one often encounters making their way through life's miraculous vistas.”
“The true comedic relief comes from Rachel's eccentric and trufax talker boss Edie (Martha Plimpton) and”
“- You insist that gender essentialism is trufax, because "there are loads of [unspecified] studies proving it", but refus”
“- You insist that gender essentialism is trufax, because "there are loads of [unspecified] studies proving it", but refuse to read”
“* This is an actual celebrity trufax as we once sat next to the lovely Neve at the theatre and saw the shiningly blue card in her wallet at the bar.”
“Open to: All, detailed results viewable to: None, participants: 52 should i post more cooking details? yes no maybe only if you are cooking white peepul should i post more pix of what I am cooking? yes no maybe only if you are cooking white peepul what would you like me to post about cooking? eating white peepul: trufax, or urban legend? yes, absolutely! it is the inevitable result of black rage! yes, but not on the first date maybe no, its an urban legend this question caused me too much pain to answer, I cant help that I am white!!! your asking this makes me wonder if you are black enough eta: crickwooder?”
“True facts = facts (unless you’re texting a teenager, then it becomes trufax).”
Lists
These user-created lists contain the word ‘trufax’.
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Umbersorrow
Intangible, anthropic.
States of being are listed on oofy.njiju, glark, deplore, afterlithe, tagmass, spuriosity, forkful, chelation, oding, ploat, botnet, quedeship and 477 more...
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neologisms I like
nimrod, snarky, painbow, interrobang, hoser, kooky, craptastic, preggers, asshat, brainiac, shoegaze, skanker-sore and 146 more...
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Overused
Words that are used way too much in conversation, especially by me. Which is not to say I don't like them
awkward, random, totally, so, fully, sweet, whatever, bloody, skill0rz, skillage, skill, oh my god and 35 more...
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Madeupical words that I love.
Are often defined on Urban Dictionary.
P.S. You may notice my love of Lewis Carrollarachibutyrophobia, brillig, slithy, gyre, gimble, mimsy, outgrabe, frumious, tove, uffish, burble, galumph and 28 more...
Tweets
Looking for tweets for trufax.

sarra playground-ish slang of unknown origin, now more often to be seen wild on the internet, viz.:
Oct 4, 2007arby Portmanteau for true+facts, charmingly abbreviated as "fax". Oct 4, 2007