名詞 prom:

1. a formal ball held for a school class toward the end of the academic year
   同義詞：promenade

1. The junior class; the junior prom.
   三年級生的班級; 大學三年級生舉辦的舞會
2. Juliet and Susan were talking about the prom, and Joan threw in that she was going with Fred.
   朱麗葉與蘇珊正談論舞會，瓊插嘴說她要跟弗雷德一起去。

prom

n.（名詞）
A formal dance held for a high-school or college class typically at or near the end of the academic year.
班級舞會：常在學年結束或將近結束時高年級或大學生開的正式舞會

來源：
Short for promenade
promenade的簡寫