Well--your mention of it being a school, plus the all caps in your opening post, lead me to think it is most likely an acronym; for what, though, I don't know. The Original Aryan Fathers, or something...(highly unlikely!)

Is it by any chance in or near Bhopal? The only hint I've found so far is here, about 7/8ths. of the way down, in the paragraph that starts with "The departure of employees directly involved with the accident..."
http://www.unu.edu/unupress/unupbooks/uu21le/uu21le0c.htm
It mentions "OAF's takeover bid", but nowhere did I see an explanation of what OAF is or was.

I did find a mention of the word oaf in one of the Google listings, used in a way I've never seen it:
"These school oaf- icials must have lower IQs than their shoe sizes. ..."