The phrase "getting the drift" means to understand a situation's underlying meaning or intent. The antonyms for this expression include ignorance, misunderstanding, and confusion. When someone fails to comprehend the meaning behind a situation, they display ignorance. On the other hand, when someone misinterprets the situation, they exhibit misunderstanding. Lastly, when someone cannot make sense of the situation, they feel confused. All these antonyms for "getting the drift" lead to a sense of disconnection and communication breakdown between the parties involved in a conversation. Therefore, it is essential to grasp the drift of a situation to avoid uncertainty and foster clear communication.