BION
BION definition by Slang.net
This page explains what the acronym "BION" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
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People typically use "BION" online when sharing about something unbelievable. It's similar to saying, "I know it's hard to believe, but..."
BION may be used to describe various hard-to-imagine scenarios. Some examples include an amazing accomplishment or something spoken or done by a person that does not reflect their character.
The acronym is primarily used online, especially on social media and in forums. People may also send it in text messages when recounting crazy feats or stories.