Sob/sɑːb/ Definition 1 of 2Pro Tip 1/3Strong Emotion Use 'sob' to describe crying that is intense and hard to control, showing deep emotions. After the movie's tragic ending, he couldn't help but sob. Pro Tip 2/3Physical Pain 'Sob' is also used when someone is crying due to intense physical pain, not just emotional pain. She sobbed as the doctor treated her burnt hand. Pro Tip 3/3Volume and Control A 'sob' is usually loud, and suggests the person cannot control their crying. When he heard the news, he began to sob loudly.