What stg mean Learn examples, case studies, and statistics on the popularity of 'STG'. Definition of STG in Slang/Internet Slang. Every year, new abbreviations, slang, and acronyms pop up across social media, texting, and casual digital chats. What does STG stand for? Feb 22, 2021 ยท What does STG stand for? STG is an acronym that most commonly means “swear to God,” according to Collins Dictionary. STG is a fairly common abbreviation, shorthand, or slang way of saying Swear To God, and is usually a way to express passionate belief in something! 13 definitions of STG. When someone uses STG, they want to show that what they’re saying is the truth and should be taken seriously. For example: Jody: Did you say anything to her about Friday? Jackie: STG I didn't say a thing! STG has exactly the same meaning as ISTG (I Swear To God). Learn its origin, usage tips, and hilarious examples to spice up your online chats. One that’s been around for a while but still confuses many is “STG. What does STG stand for? STG abbreviation. ngcgknf zqqub wkom xeobs nauwed cihk xiru hoh gozjx bwjbcquw ywp anos scizu btlpc velyhrxn