ブラックジョーク

noun

black joke; black comedy; morbid humor

Refers to humor that makes light of serious, taboo, or tragic subjects. Often used in contexts where the joke is intentionally dark or shocking.

• 彼かれのブラックジョークは、時とき々どき周まわりを引ひかせることがある。

  His black jokes sometimes make people around him uncomfortable.

• あの映えい画がはブラックジョークが多おおくて、笑わらっていいのか迷まよう。

  That movie has a lot of black comedy, so I'm not sure if I should laugh.