REDSHIRT

PRONUNCIATION:  (RED-shuhrt)

MEANING:  noun: A college athlete who practices with the team, but does not take part in official games.
verb tr., intr.: 1. To extend eligibility by a year by making an athlete practice, but not participate, official games.
2. To delay enrolling a child by a year to avoid their being one of the youngest in the class.

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"REEDS" HIRT - nickname of the trumpet player's brother; he played clarinet and sax 

REDSHIFT - astronomers' tool for determining galactic speeds and distances

REDSHIRE - where Diggory Venn, Thomas Hardy's reddleman, lived