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1. When someone who is bi-lingual drinks so much that they become unable to speak either language they know, and proceed to be a drunk mess for the remainder of the night.
2. Incomprehensible variant of Spanglish
3. Indigenous to Guatemalans
4. Often results in failure to return home, failure to communicate, loss of ability to operate a phone, vomiting, and increased craving for reggaeton, bachata, and more beer.
Person 1: "Yo did you see Greg last night?"
Person 2: "Nah, what did he do?"
Person 1: "He was fershando-ing all over the bar bro"
by Jon Foster November 12, 2011
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