Next year's alums: Abbr

• Golden-agers (abbr.)
• Some fathers: Abbr.
• Prom gp
• King and queen of the prom, e.g.: Abbr
• Future alumni: Abbr
• They're ahead of jrs
• Group that's not going back to sch
• Class group: Abbr.
• Older than jrs

Wiktionary Word definitions in Wiktionary
abbr. (context texting chatting English) (abbreviation of serious English)