The term 'GET SMART WITH' can be summarized by the crossword solution SASS, which stands for 'Syntactically Awesome Style Sheets'. SASS is a scripting language that is used to create style sheets for webpages. It is an extension of CSS (Cascading Style Sheets) and provides more features and flexibility than traditional CSS. SASS allows developers to write stylesheets in a more efficient and organized way, making it easier to maintain and update websites.