Collins COBUILD Advanced Learner's English Dictionary - untrained

1. Someone who is untrained has not been taught the skills that they need for a particular job, activity, or situation. It is a nonsense to say we have untrained staff dealing with emergencies... Our Intelligence Service was untrained, cumbersome, and almost wholly ineffectual. ADJ 2. If you describe a voice or a mind, for example, as untrained, you mean that it has not been developed through formal education or training. It was often said that he had the best untrained mind in politics. ADJ: usu ADJ n