From SMS + -er. <span class="searchmatch">SMSer</span> (plural <span class="searchmatch">SMSers</span>) A person who sends an SMS (“text message”). Synonym: texter 2008, Colleen Wells, Susan Drake, “Somebody's Watching...
(Australia) A marker; a felt-tip pen. (formal): text messager (informal): <span class="searchmatch">SMSer</span> one who texts Borrowed from English text + -er. texter (Jersey) to text...