Top Definition
W.B.C.S. (pronunced wub-cus)Waistband Boner Control System.The act of tucking your erection in the waistband of your underware to avoid a potentially embarassing moment.
Yo i had to bust out the wubcus when Anastasia was grinding on me.
by Rev Don December 14, 2007
5 Words related to Wubcus

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