top-age

Etymology
From.

Adjective

 * 1)  Of the oldest age permitted to participate in a competition, and therefore ineligible to participate in its next season.
 * 2) * 2013 Peter Ryan, Marsh, Langdon play the name game Australian Football League, 8 December 2013. Accessed 9 May 2019.
 * He had spent the year wisely, co-captain of the Sandringham Dragons as a top-age player in the TAC Cup, and playing half a dozen games with the Sandringham Zebras, testing his mettle against big bodies, before an elbow injury cut his season short.