noun
farewell party for graduates; send-off party
A formal gathering held before graduation to celebrate and bid farewell to graduating students. Often organized by the school or underclassmen.
来週の予餞会で、卒業生に感謝の言葉を述べる予定です。
At next week's farewell party for graduates, I plan to express words of gratitude to the graduating students.
Composed of 予 (beforehand), 餞 (farewell gift or send-off), and 会 (gathering). The exact historical derivation is uncertain, but the kanji combination conveys a pre-graduation farewell event.