Abbreviation for my brain right now- signals tiredness of the mind
“Omg Kourtney, mbrn I can't even!” Shouted Kim over the speakers. “Ya Ik totes cray cray up in here,” replies Kourtney
must be real nice
you didn't get any homework this weekend? dam mbrn!
must be really nice
someone: “my bf bought me this ring🤭” somebody else: “oh that mbrn”
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