cybertxt 

CyberTXT: The use of txt messaging to describe sexual acts or practices or pursuit thereof.

Selena is constantly CYBERTXTING Nick at work.

cybertxt by nickelodeon502 April 26, 2007

cyberext 

To engage in virtual sex, commonly referred to as "Cybering" via text message instead of computer. Not sexting, Cyberexting.

Person 1 Hey babe, I'm horny. Wanna cyber? Person 2 Yeah, but I'm not near a computer.. I can text. Wanna cyberext?

cyberext by muhmbojuhmno March 16, 2014

Cybertext 

Engaging in cybersex using SMS.

I cybertexted with some girl I met at the bar last night. She was sort of fug, but I wanted my kicks.

Cybertext by You're this shallow too! October 24, 2008