text pest 

someone who sends endless text messages to his or her partner

as above

text pest by john keig December 30, 2003

Text Pest 

To describe someone who constantly text messages other people, non stop for several hours.

-How many messages you get from Ciara?

-15

-Wow she has been a real Text pest today.

Text Pest by Big Fat Al June 2, 2009

Textpester 

Verb
1. To send persistent or sequential text messages to someone without waiting for a reply

2. To text conversations better suited to a verbal discussion

Textpesterer noun
Textpesteringing verb
Textpestered adj
Textpesteringly adv

My mom is textpestering me about my plans for the weekend.

Textpester by Garritty February 9, 2019

textpest 

A person who texts you incessantly, thus aggravating the heck out of you! (verb = textpestering)

David was such a textpest and sent me over 50 texts in one day and wouldn't stop texting me!

textpest by shamrocklassie November 3, 2011