Acronyms dictionary SMTH What does SMTH mean? SMTH is short for something. It’s one of many words that have been shortened from texting, similar to brb for “be right back” and ty for “thank you.” Examples of SMTH Person 1: I feel like dying of boredom right now Person 2: yeah let's do smth before its too late to go out! Person 1: leaving now. dinner? Person 2: i made smth - just hope you like it Person 1: sorry i couldn't help out! Person 2: i'll think of smth--no worries SEE MORE EXAMPLES Who uses SMTH? me.me Twitter Just Added comfort character, grandfluencer, frito pie, walking taco, .5 selfie Note This is not meant to be a formal definition of SMTH like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of SMTH that will help our users expand their word mastery.