As a second choice, short-sleeved polo's or button-downs may also work for your office in the warmer weather. Real Money Pro. Generally, Oxford Dictionary defines the term as "a style of is business casual dress that is less formal than traditional business wear, but is still intended to give a professional and businesslike impression. Some progressive offices allow for jeans, but sticking to dress slacks and chino pants commonly known as khakis will ensure you're well within your dress code standards. On the top, you can wear a sweater, button-down shirt or another tidy-looking style like henleys or polo shirts. Business attire is used in various ways depending on the setting. Continue Is business casual dress. Mavens on TheStreet. Even though they're all wearing casual knits and button-fronts, these employees look well groomed, professional, and ready to accomplish the task at click. The is business casual dress depicted here look professional but relaxed and comfy. Avoid sandals and sneakers. But wearing a full suit is overly formal. Business Casual Dress Code. Closed-toed, low heels are typically preferred. This is because smart casualbusiness casual and casual dress are the norms when employees meet friends, go out to visit web page, visit cultural institutions, and attend concerts—the kind is business casual dress events where people want to look nice. By Rob Daniel. By Annie Gaus. Business Casual Freedom. Mad Money.