Definitions

1. noun

A male orca (killer whale) of a particular social group in the Pacific Northwest, known for being part of SeaWorld’s ‘Blackfish’ documentary.

“The documentary highlighted the mistreatment of Tilikum and other orcas in captivity.”

2. proper noun

A specific orca (killer whale) known for its involvement in human deaths while in captivity at SeaWorld.

“The story of Tilikum the orca was widely covered in the media after the release of the documentary ‘Blackfish’.”