"Business attire" refers to a type of clothing that is considered appropriate for professional or formal occasions in the workplace. It typically includes formal or semi-formal clothing such as suits, dress shirts, blouses, and dress shoes.
Going to a pub or coffee shop in formal business attire for an informal interview leaves the wrong impression. (blog.gojobhero.com)
I wear it to work so it can go casual or with business attire. (amazon.com)
Fortunately, my practice area offers quite a bit of flexibility when it comes to style; I only have to conform to formal business attire on very, very rare occasions. (bluecollarredlipstick.com)