Top class: Abbr.

• Certain G.R.E. takers
• Yearbook signers, briefly
• This year's graduates (Abbr.)
• H.S. elders
• Cap and gown wearers: Abbr
• Jrs. of yesteryear
• Alums-to-be, briefly
• Yearbook grp
• Sophs., two years later

Wikipedia Word definitions in Wikipedia
SRS or SrS may stand for: