An adjective used to add character, class, and general snazziness to the phrase "What the heck?" It can (and should) be used any time heck is used in a sentence.
To go at an incredibly fast pace on a scenic route. This can be similar to a road trip, but involves less stopping and more chaos. Huckety Bucking is also similar to wreck less driving, in the fact that the driver is going over the speed limit by 20 mph.
Grandson - “Stop going so huckety buck and slow the fuck down grandma!”
Grandma - “Huckety bucking brings me thrill, so shut up you whipper-snapper!”