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What does U3 Stand For in Internet Slang, Chat Texting & Subculture ?
For U3 we have found 9 definitions.
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What does U3 mean? We know 9 definitions for U3 abbreviation or acronym in 2 categories. Possible U3 meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.