The action of repeatedly texting someone as though you are in a conversation with someone.
What are you up to?
Oh I am talksting with Shelby.
Damn... your addicted.
The act of pronouncing or mumbling the words of a text message while typing those words in the form of a text message. Usually accompanied by a lack of consciousness toward the outside world.
Also: Talking while texting.
Steve (mumbling):"I... will...see... you..."
Molly: "Dude, are you talksting again?"
Steve: "later..." (looks up) "What?"