1. Compulsive preoccupation with a fixed idea or an unwanted feeling or emotion, often accompanied by symptoms of anxiety. 2. A compulsive, often unreasonable idea or emotion.
Date of Birth: 22 May, 1987. Ethnicity: Serbian. Novak Djokovic is a Serbian tennis player. He is the son of Dijana (Å½agar), from Vinkovci, and SrÄan Djokovic, from Jasenovo Polje. His paternal grandfather was from Montenegro. His siblings, Marko and Djordje, are also tennis players.
August 28, 2016. 1  Novak Djokovic enters the 2016 U.S. Open as the defending champion. 2  The Serb's aura of invincibility took a hit following his loss at Wimbledon against Sam Querrey and again in Rio, and Djokovic's form entering the U.S. Open is a question mark.