1. n. The awkward convex wrinkle that forms in one's pants (particularly when too loose in the crotch region) when sitting.
2. n.Can also be used (in the form of slang) as a crude name for someone who is causing an annoyance.
1. "Dayummmm! Check out her hunkalunk."
2. "Stop being a hunkalunk, you're pissing me off."