The term 'Champion Rider' can be broken down into four separate crossword solutions: AUTRY (5 letters), HOBO (4 letters), REVERE (6 letters), and TOT (3 letters). AUTRY is a reference to the actor and singer Gene AUTRY, who was known for his roles in western films and his singing of cowboy songs. HOBO is a term used to describe a homeless person who travels from place to place. REVERE is a reference to Paul REVERE, an American patriot who famously warned of the approach of British troops before the battles of Lexington and Concord during the American Revolution. TOT is a term used to describe a small child. Together, these four solutions form the phrase 'Champion Rider, ' which is a title given to someone who is an expert horseback rider.