1.
prosperity, great turnout, thriving
A state where an event, business, or gathering is bustling and well-attended. Indicates lively success.
Usage
Often appears with the prefix 大 as 大盛況 (huge success, packed house). Used as a predicate with だ/です: 盛況だった (it was a great turnout). Also used as a noun modifier: 盛況ぶり (the extent of the success).