Top Definition
The area between the penis and the rectum (or anus).
As my bicycle came back to earth after my kick-ass jump, I couldn't get my butt back onto the seat and totally smashed my pectum on the crossbar. Ouch.
#island #pectrum #dong #wang #butt
by stu513 October 09, 2009
5 Words related to Pectum
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