"Returning soon," in texts

• "Returning soon," in online shorthand
• "I need a short break," in chat rooms
• IM shorthand while running to the bathroom
• "I need a short break"
• "Give me a sec," in texts
• "Hang on a sec," in texts
• "Gimme a sec," in chats
• Cybertalk for "I shall return momentarily"
• "hold on 1 sec ok?"

Wiktionary Word definitions in Wiktionary
init. (alternative case form of BRB nodot=1 English) (gloss: be right back).