IOH definition by Slang.net
This page explains what the acronym "IOH" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
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Someone who sends you IOH (I'm outta here) is leaving their current location. Usually, people send IOH when they're excited to jet and get on to something else.
For example, a friend who has been working at their lousy job all day may send you "IOH - wanna meet up in a few?" This means your friend is FREE, FREE, FINALLY FREE!