happen definition

1. come to pass
• examples: What is happening?
• examples: The meeting took place off without an incidence
• examples: Nothing occurred that seemed important
2. happen, occur, or be the case in the course of events or by chance; ; (Santayana)
• examples: It happens that today is my birthday
• examples: These things befell
3. chance to be or do something, without intention or causation
• examples: I happen to have just what you need!
4. come into being; become reality
• examples: Her dream really materialized