When it comes to expressing one's level of interest in something, the phrase "be nuts about" is often used. However, just as there are synonyms for this phrase, there are also antonyms that can be used to describe a lack of interest or enthusiasm. Some potential antonyms for "be nuts about" could include "not care for," "dislike," "disinterested," "unimpressed," or "ambivalent." These words can be useful in contexts where someone wants to express that they are not particularly passionate or excited about a particular topic or activity. While "be nuts about" can convey intense enthusiasm, using antonyms can provide a more balanced perspective.