GTCP/GTCT. Got to change pad. Got to change tampon. When someone leaves the group chat and says this, it means they need to do their girl business...
*messaging on an online chat*

Girl: Brb, gtcp.
Boy: Tf does that mean?
Girl: It's girl stuff, you wouldn't understand.
Boy: :P
by syd_j0 February 3, 2019
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