bun ‧ ny /ˈbʌni/ BrE AmE ( also ˈbunny ˌrabbit ) noun ( plural bunnies ) [countable]
[ Date: 1600-1700 ; Origin: bun 'rabbit's tail, rabbit' (16-19 centuries) , from Scottish Gaelic , 'root, bottom' ]
a word for a rabbit, used especially by or to children