MDR, which stands for "Mort de Rire," is a French expression that translates to "dying of laughter." It is commonly used in text messages and online communication to indicate that something is very funny. Similar to the English acronym "LOL" (Laugh Out Loud), MDR conveys amusement and is often used among friends and in casual conversations. The term has gained popularity beyond France, especially in social media and messaging platforms. It reflects the universal nature of humor and the way people express joy and laughter in digital communication. Other related expressions include PTDR (Pété de Rire) and LOL, which serve similar purposes in conveying laughter.