Related acronyms and abbreviations Share ION Internet Slang Abbreviation page Internet Slang ION abbreviation meaning defined here. What does ION stand for in Internet Slang? Get the top ION abbreviation related to Internet Slang. What Does ION Mean? As a word, an ION is an atom or molecule that has a net electrical charge. However, ION is used more widely on social media and in text-based messaging as a three-letter abbreviation with the meaning, "In Other News." It is also used as an abbreviation of the phrase "I Don't." .

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