OMG= Oh my godGR8= GreatJK= Just kiddingFYI= For your infomationAn abbreviation often used in e-mails when the sender cannot be arsed to explain what is attached.IDK= I don't know10Q= Thank youBTW= By the wayIDC= I don't careLOL= Laughing out loudIKR= I know rightTBT= Throwback Thursday to indicate an old photo, thought, idea, etc. Often used in social media to reminisce, as usually social media is supposed to show the &quo.......