Ono means 'delicious' or 'scrumptious' in Hawaiian. In Hawaii it refers to a fish which is a delicacy in those parts. It is also called a Wahoo. It is very similar to a snapper but is much dryer and firmer. It is commonly served grilled or in a sandwich generously embellished with fresh mayonnaise.

In Japan however ono is an axe. It is the name of several cities in Japan Ōno, Fukui Prefecture, Ōno District in Ōita Prefecture,etc.

Ono is also the surname of Yoko Ono a Japanese lady who married the Beatle John Lennon.