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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.
by Dameeen October 07, 2008
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?"
by Fritzbitz June 01, 2010