Definitions by JEChillinLS

Plan BMSing 

When a female takes Plan B and goes through the Emotional, Behavioral, and Hormonal changes that a woman goes through during PMS

Man 1: Hey man, my girl took plan b, and she’s being like a total bitch right now.

Man 2: Bro, cut her some slack she’s probably just Plan BMSing!

Plan BMSing by JEChillinLS March 1, 2023