Burgeoningly delicious or extra luscious. A state of "damn, that is some tight shit". Often referred to as, "WHOA" hellafine is a very powerful word and should be used with caution. Often used in describing people descending from the UAE.
"Look, Michael, that girl is hellafine"
"Good JobBilly, you did a hellafine job in that soccer game today"
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.