The surgery, often minor, that a man performs on himself in order to avoid a hospital visit, and the fees that accompany a hospital visit. May include a wife or girlfriend standing by with peroxide, a bottle of rum, various painkillers or illicit substances, dirty surgical instruments, super glue (in lieu of stitches), or any combination of those. A man has successfully performed mangery on himself when he has gone one week without getting a major infection.
-Man i fell off my bike last week!
-Dude, you OK??
-Yeah, i had some gravel in my hand, but it was nothin' a little mangery couldn't handle
-Was the mangery successful?
-Yup, no infection yet.