a drill to train a person to be able to handleoriginations (things said or done by a person concerning himself, his ideas, reactions or difficulties) by others, not to be tongue-tied or startled or thrown off by them. TR is an abbreviation for TrainingRegimen or Routine, often referred to as a training drill. TRs are practical drills which address (and can greatly increase) a student's ability in such areas as communication and control. —State of ManCongress Approved Gls (14.5.92)