Alternative spelling of whackjob

sperm whale

Capable of, or suitable for, being whacked (in various senses).

Ambulocetus natans, an early cetacean that could walk as well as swim.

Pronunciation spelling of what do.

plural of whacking

A North Atlantic baleen whale now generally considered to be part of an extinct population of the gray whale, Eschrichtius robustus, once considered by some the young of right whales (Balaenidae).

(obsolete) spermaceti

plural of whacko

A whale of the species Delphinapterus leucas.