"Gat a move on" is a slang term meaning to hurry up or move quickly. The antonyms for this phrase would be to slow down, take it easy, relax, or to go at a leisurely pace. It is important to note that these antonyms may not always be appropriate in certain situations, such as when there is a tight deadline or urgency to complete a task. However, in other scenarios, it may be beneficial to take a step back and approach a task with a more calm and collected mindset. In general, finding a balance between these two approaches can lead to more efficient and effective outcomes.