The phrase "steal a march on someone" means to gain an advantage over someone by doing something before they have a chance to do it themselves. Synonyms for this phrase include "get a jump on," "beat to the punch," "take the lead," "outpace," "outstrip," "prevail over," "surpass," and "outdo." All of these phrases imply a sense of competitive advantage over someone else. Whether it's in business, academics, or sports, these words help to describe the feeling of being ahead of the game and coming out on top. So if you want to steal a march on your competition, use some of these synonyms to describe your success!