According to the first
Hawaiian dictionary, "kahuna" is a contraction of "kahu" (to
cook) and "ana" (adds "ing" to a word). Another translation for kahuma is "a caretaker".
Kahuna is a
priest,
expert,
doctor or an
administrator of some kind. Try thinking 'webkahuna' instead of webmaster.
Try going to http://www.huna.org/html/kahuna.html for an article on exactly what a kahuna is.