SMS

Digital Technology.

short message service: a system for sending short text messages, as from one cell phone to another or from a computer to a cell phone.Compare EMS(def 2).
a message sent by SMS; a text message.

Synchronous Meteorological Satellite.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sms

Perhaps traditional mail will be revived, replacing e-mail, chats, and SMS.
The Kremlin's Rock 'n Roll Revisionism|Anna Nemtsova|April 27, 2014|DAILY BEAST
In Egypt, for example, independent initiative Harassmap uses online and SMS reporting combined with a mapping system.
Apps and Online Programs Offer New Ways to Report Street Harassment|Tessa Miller|April 2, 2014|DAILY BEAST
GoogleVoice: [I use] GoogleVoice for SMS because I love having texts show up in my inbox and loathe unexpected phone calls.
Alexis Ohanian, Co-Founder of Reddit, Shares His Home Screen’s Apps|Alexis Ohanian|March 21, 2014|DAILY BEAST
Their combined messages have climbed to nearly the rate of the number of SMS texts sent daily.
Thank Ukraine's Spies for WhatsApp|Nina Strochlic|February 21, 2014|DAILY BEAST

I asked my best phone experts where my SMS messages go to die, and if they ever do.
Tiger's Digital Sex Trap|Douglas Rushkoff|December 2, 2009|DAILY BEAST

British Dictionary definitions for sms

SMS

abbreviation for

short message service: a system used for sending text messages to and from mobile phones

noun

a text message sent using SMS

verb SMSs, SMSing or SMSed

to send a text message using SMS (to)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012