BRBS - What does BRBS mean in online chat?

BRBS stands for "Be right back soon." See an example of how people use it.
Those who are going AFK for a bit use BRBS to mean be right back soon. This acronym signals that the person will return ASAP (likely after taking care of something IRL).

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Replying to @user6jqa6mv6ci done po!! COMMON INTERNET ABBREVIATIONS #f

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