Definition: inappropriate or unprofessional acts committed by swimmers during an open water race that can lead to a warning or disqualification by the referee or that are not in the spirit of the competition. These acts can include obstruction, interference or making intentional contact with another swimmer that can lead to a warning or disqualification by the lead referee, whether made by the swimmer or the swimmer's escort boat or crew. (noun)

Also Known As: unsporting behavior

Examples: The swimmer was disqualified for his unsportsmanlike conduct because he swam over the shoulders of his competitor at the finish.