1. Having hair that is very dark black in color, resembling the glossy black of jet stone
The jet-black-haired woman caught everyone's attention at the party.
A mulher de cabelo preto-azeviche chamou atenção de todos na festa.
2. Characterized by distinctively dark, lustrous black hair
He was a jet-black-haired stranger with mysterious eyes.
Ele era um estranho de cabelo preto-azeviche com olhos misteriosos.