1. a favorable circumstance or benefit that is obtained through dishonest, unethical, or rule-breaking means, giving one party an undeserved superiority over others
Using performance-enhancing drugs gives athletes an unfair advantage in competition.
Usar drogas para melhorar o desempenho dá aos atletas uma vantagem injusta na competição.
2. any advantage gained in violation of established rules, laws, or principles of fair play
The company gained an unfair advantage by bribing government officials.
A empresa obteve uma vantagem injusta ao subornar funcionários do governo.