Answer: redshirt

AnswerCrossword Clue
REDSHIRTHeld out, in college football
REDSHIRTGaribaldi follower
REDSHIRTProphetic attire worn by most doomed characters on the original "Star Trek" TV show
REDSHIRTKeep out of football for a season
REDSHIRTKeep out of college sports for a season
REDSHIRTSuit up for, but don't play in, a college football season
REDSHIRTFollower of Garibaldi
REDSHIRTGaribaldi adherent in revolutionary Italy
REDSHIRTHold aside for a year, as a college athlete
REDSHIRTExtend a college athlete's eligibility
REDSHIRTKeep off a varsity team for a year
REDSHIRTFreshman on the bench
redshirtto keep a college athlete out of varsity play to extend his eligibility
redshirtto withdraw (an athlete) from varsity competition
redshirthigh-school or college athlete kept out of varsity competition for one year to develop skills and extend eligibility