Meaning Off the subject
Type Acronym
Rank ★ ★ ☆  Average
Usage Online Only (chat, messaging, e-mail)
Comments OTS can be used to precede a statement that is unrelated to the main topic of conversation.
Example "OTS... how do you like the new iPhone so far?"
Updated February 21, 2011
Meaning On the scene
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage General (not just online)
Comments If someone is "on the scene," it means he or she is at the location being discussed. The phrase is often used by television reporters, but can be used for other purposes as well.
Example "I'm currently OTS where it all went down."
Updated February 21, 2011