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Largonistic comes from the word "Largo", which is a musical term to describe the tempo and mood of the music. Largo is slow and romantic and dreamy. So when somebody is Largonistic, it means their head is in the clouds.
P1: I'm in love...and we're going to get married on the beach...
P2: You just met this guy. You're so largonistic!
by Cellalola July 30, 2011