A combination of the words delicious and heckers (or heckas) which is Australian slang for hectic.
The Crew: Hey Silky, wanna come to the movies?
Silky: Sounds HECKALICIOUS
Similar to a bowl cut but utilising a cup instead. Usually done to someone who has passed out after drinking too much. Considered cruel in many cultures. Illegal in nine different countries.
Silky: i dont want a cup cut
The Crew: too bad
Silky: ok *passes out*