When someone ends a texting conversation by sending a text that is hard, or impossible to reply to.
when my friend kayla sent me a text that said "yeah", i told her it was a textender.

please dont send textenders they are annoying.
by kufa July 2, 2008
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(verb) to needlessly extend one’s occupancy of a table, parking space, bathroom stall, or other shared area in order to interact with one’s smart phone, particularly when others are waiting to use the area for its intended purpose
Many vehicles searched for a place to park while he textended on his email.
by Dr. GlitterSparkles February 16, 2018
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