The term 'Big Name in Lawn Mowers' can be summarized by the crossword solution TORO, a four-letter word. TORO is an American company that has been manufacturing outdoor power equipment since 1914. They are best known for their lawn mowers, which are widely used by homeowners and professional landscapers alike. TORO is one of the most recognizable names in the lawn mower industry and is a trusted brand for quality and reliability.