1 definition by Juliawiththesickmoves

When you agree with your 2 friends about something you don’t do/like
A combination of me neither and the word three, because you’re the third friend.
Friend 1: I never liked that boy
Friend 2: Me neither
You, a supreme being with a supreme vocabulary: Me threither
by Juliawiththesickmoves February 14, 2018
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