What is eighter?

Some articles on eighter:

List Of Dragon Ball Episodes (series) - Episode List - King Piccolo Saga (1988)
... Eighter has traveled to Chow Kingdom to find Snow ... Snow is making use herself helping those in casualty as Eighter finds her ... Eighter forcefully persuades a band of rogues to aid the casualties ...
List Of Dragon Ball Episodes (series) - Episode List - Red Ribbon Army Saga (1986–1987)
... Goku nicknames Android 8 "Eighter" ... General White won't give up and drops Goku and Eighter down a trapdoor 40 "Horrifying Buyon" "Dō Suru Gokū!! Senritsu no Buyon" (どうする悟空!!戦慄のブヨン) November 26, 1986 February 26 ... Eighter cowers at the other side of the room while Goku fights the monster Buyon ...