Someone or something that makes others feel happy and positive, often during a difficult time. My best friend was a real ray of sunshine when I was recovering from surgery.
someone or something that makes you feel hopeful The company's earnings provided a ray of sunshine for investors on Friday.Sara's visit was a ray of sunshine in her grandmother's day.
someone or something that makes you feel happy, especially in a difficult situation Amid all the gloom, their grandchild has been a real ray of sunshine.