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Related to grundle: Grundel
vulgar slang The section of skin between the anus and the genitals, formally known as the perineum. A: "I heard he got a tattoo on his grundle." B: "What?! Why on earth would he do something like that?"
vulgar slang The perineum. Argh, that hit me right in the gooch!
goochand grundle and taint
n. the perineum. (see also choad. The taint reflects that this area is not [it ain’t = ’taint] genital nor anus.) I got a horrible itch in the gooch! She did what to your taint?