A combination of the letter T and F, used on True/False tests, made just ambiguous enough so an unsuspecting teacher would mark it correct at a glance, regardless of the answer.

Usually teachers happen to be suspecting and mark it wrong instead.
Johnny clearly didn't pay attention in class. Half of the questions were marked with a tralse on the quiz.
by urban_engineer March 18, 2017
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Intentionally undefinable without binary opposition.
I would totally raw dog Jen. Tralse!
by Throw Some D's April 12, 2007
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The proper way to answer a true or false question, just write tralse!
Q: True or false: Human babies should always be fed whole live goats, like a T-Rex.
Your answer: Tralse
by The Weirdo With No Eyebrows November 6, 2020
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It means that Serenity was right in what she guessed and you are to much of a bum to admit it
Serentiy: you don’t want to add me because your scared to get yelled at

Person: Tralse

Serenity: So I’m right
by Peacer67 September 4, 2022
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