Grief/ɡriːf/ Definition 1 of 3Pro Tip 1/3Deep Emotional Pain Grief is more intense than general sadness, reflecting a significant emotional impact. His grief was apparent, tears streaming down his face. Pro Tip 2/3Long-lasting Effect Grief can last a long time and may not disappear quickly. Years later, she still felt the grief of her loss. Pro Tip 3/3Personal Mourning Grief is often private and personal, varying greatly from person to person. Everyone shows grief in their own way; some cry, others remain quiet.