Hesitype is when you hesitate while typing a message, either text message or instant messenger. The person on the receiving end may see you actively typing but they never receive the message. It is often caused by lack of confidence in what to say.
by William Goldstein April 21, 2016
(n) The act of repeatedly typing partial or full phrases into a messaging system, only to delete or edit them repeatedly, often resulting in nothing being sent at all.
by PhoebusQ April 2, 2018