Collins COBUILD Advanced Learner's English Dictionary - unbeatable

1. If you describe something as unbeatable, you mean that it is the best thing of its kind. These resorts, like Magaluf and Arenal, remain unbeatable in terms of price. ...unbeatable Italian cars. ADJ c darkgreen]emphasis 2. In a game or competition, if you describe a person or team as unbeatable, you mean that they win so often, or perform so well that they are unlikely to be beaten by anyone. The opposition was unbeatable... With two more days of competition to go China is in an unbeatable position. = invincible ADJ