Bulou is a title used by Fijian women of chiefly rank in Nadroga-Navosa, Kadavu, and parts of Serua. It is equivalent to Adi, the title given to female chiefs elsewhere in Fiji. The equivalent title used by male chiefs is Ratu. ... Found on http://en.wikipedia.org/wiki/Bulou
1) Fijian chief 
Bulou is a title used by Fijian women of chiefly rank in Nadroga-Navosa, Kadavu, and parts of Serua. It is equivalent to Adi, the title given to female chiefs elsewhere in Fiji. The equivalent title used by male chiefs is Ratu. ...