JOI

• Rhymes: -ɔɪ

JOI (uncountable)

1. (BDSM) Initialism of jerk-off instructions: written or recorded instructions directing someone to masturbate.
   • 2014, Erotic Girl 4 ALL Your Pleasures, “Are You SERIOUS About EDGING? JOI ? CEI ? Let's See How Much Will Power You Have”, in alt.penthouse.sex.femdom (Usenet):
   • 2015, Humiliate You, “Are You A Little Dick Man?? WANT Little Dick Humiliation - JOI with A Side of CEI”, in alt.sex.femdom (Usenet):
2. (astronautics) Initialism of Jupiter orbital insertion.

• Usenet newsgroups: [1]

• Ijo