what is a joi

"JOI" is an acronym that stands for "jerk off instructions" or "jack off instructions". It is a term used in the context of pornography, specifically a type of BDSM pornography in which a man or woman instructs either another person or the audience how to perform sexual acts upon themselves for pleasure. JOI is considered a vulgar slang term and should not be used in any formal or professional contexts. It is important to be careful when using JOI in different circumstances to avoid causing confusion or offense to others. In addition to its vulgar meaning, JOI has other less common meanings, such as "Journal of Immunology," "Java Objects by Interface," and "Joint Oceanographic Institutions, Inc.".