Used ironically for laughing so hard you're crying.
U+1F62D
Officially represents inconsolable grief or sorrow, with streams of tears flowing from the eyes. It is also widely used hyperbolically to express overwhelming positive emotions like laughter, pride, or joy.
The dual meaning of extreme sadness and extreme laughter makes context essential for understanding its use. It is now a very popular emoji for reacting to funny content.
This is a core emoji with universal support across all modern digital platforms.