Abughaush started Taekwondo at a local training center in Amman, his skills qualified him for inclusion in the national team. In 2010, he participated in the Taekwondo World Championship for juniors that was held in Sharm el-Sheikh, where he was the only Arab athlete to achieve a gold medal. The year later he competed as an elite at the 2011 World Taekwondo Championships in the men's finweight event and was beaten by Meisam Bagheri in the 16th finals. He participated in a number of more championships and was given the best Jordanian athlete award by the Jordan Olympic Committee in 2012.[1] Abugaush took a year off in 2013 after he had suffered a rupture in the cruciate ligament, he soon returned to training and won gold medals in a number of international championships in 2014.[6]
Abughaush competed at the 2016 Summer Olympics in Rio de Janeiro, in the men's 68 kg,[2] where he won the gold medal, defeating Alexey Denisenko from Russia.[7] This was Jordan's first ever Olympic medal.[4] Abughaush told the press "it's an indescribable feeling to win the first medal in the history of Jordan in all the sports" and said "it's also a great feeling to listen to the national anthem of Jordan being played in Rio in front of the whole world."[5]
In an interview with Ro'ya TV, Abughaush's parents said that "Ahmad's accomplishment is an honour to Jordan". They went on to thank the Jordan Olympic Committee and the Jordanian Royal family for their support, namely King Abdullah II, Crown Prince Hussein and Prince Ali.[8] King Abdullah and Prince Hussein personally called Abughaush to congratulate him on his accomplishment, while Prince Ali, who is well known for sponsoring sports in Jordan, had also personally supported Abughaush's path to the Olympics.[9]
The Jordan Olympic Committee issued a 100,000 JD (around $141,000) award for Abughaush and a 50,000 JD (around $71,000) for his coach Faris Al-Assaf, upon their return from Rio. Queen Alia International Airport witnessed a large public celebration for Abughaush and the Olympic delegation.