1. to happen, to take place
2. to puree food into a mush
3. to pass (In the sense of going past some sort of border or door guard. Sounds formal.)
We'll take a thorough look at the meaning of "passen", how to use it and its various cool prefix versions and pass by "passieren". A vocabulary turbo boost :)
Vocab:
passen, reinpassen, raufpassen, anpassen, die Anpassung, aufpassen, passieren