This is the 1257th most frequent German word.
ausgefallen
Unusual or extraordinary.
Here, 'ausgefallen' is used as an adjective to describe the event as being extravagantly unique or unusual.
Die Veranstaltung war sehr ausgefallen und interessant.
The event was very unusual and interesting.
In this sentence, 'ausgefallen' is used as a past participle to indicate that the bus service was interrupted or did not run as expected.
Heute Morgen ist der Bus ausgefallen.
This morning, the bus broke down or did not operate.
Here, 'ausgefallen' is used in its participle form to indicate the cessation or failure of the power supply due to external circumstances.