Historical clue formulations

• New H.S. student — 2025-09-14
• Campus noob — 2023-09-02
• First class, informally? — 2022-12-22
• Next year's soph — 2020-08-10
• Campus newbie — 2016-10-29
• Campus newbies — 2015-06-10
• Many pledges — 2012-09-09
• High-school class, informally — 2009-08-12
• Frat rushees, often — 2005-03-13
• Frat recruits — 1997-05-17