"Back" is a term that means moving or leaning in a backward direction. Therefore, antonyms for "backing at you" can include words or phrases that convey the opposite meaning - moving or leaning forward. These antonyms may include terms such as "advancing," "moving forward," "marching ahead," or "coming toward." Additionally, other phrases that convey the opposite motion of "backing at you" might include "charging ahead," "pushing forward," or "proceeding with confidence." Ultimately, the antonyms for "backing at you" will vary depending on the context in which they are used, and the specific connotations that one wishes to convey.