A textsion full of sexual innuendo and or dirty, nasty talk. A modern day form of phone sex that is discreet and able to take place in a public setting.
JJ: OMG! i had the best sextion at work today!
KJ: Really? XXX rated?
JJ: Yep! right at the conference table during our weekly meeting! It was great
Rebecca: "Are you going anywhere for the long weekend?"
Sarah: "Yes, I'm flying to Florida to meet Ryan from that conference last January."
Rebecca: "Ohhh I see, have a good sexation."