1. to lose energy, enthusiasm, or interest; to become sluggish or lacking in vitality
After weeks of illness, she became listless and had no desire to go outside.
Após semanas de doença, ela ficou apática e sem vontade de sair de casa.
2. to adopt a languid, indifferent, or unmotivated state
The team became listless after losing their star player.
O time ficou apático após perder seu jogador estrela.