The phrase "wast on the fence" means that someone is undecided or unsure about a particular issue or decision that they need to make. Synonyms for this phrase include being in two minds, ambivalent, indecisive, uncertain, hesitant, torn between, or sitting on the fence. People who are wasting time on the fence can suffer from anxiety, procrastination and feelings of confusion. It's important to take the time and evaluate all the information available before making a final decision. Once a decision has been made, it's important to take action and move forward confidently, without second-guessing oneself.