When we "hash over" something, we typically mean that we are going to review or discuss a topic thoroughly. But what are some antonyms for this phrase? One possibility is to "brush over" a topic, which means to simply skim the surface without delving into the details. Another antonym might be to "ignore" a topic, which would involve actively avoiding any discussion or consideration of it. You could also opt to "dismiss" a topic, which implies that you are choosing not to take it seriously. Ultimately, the choice of antonym will depend on the context and the desired level of engagement with the topic at hand.