There are several synonyms for the term "trouser press" which refer to electric machines that smooth and iron clothes. One of the most common synonyms is "pants press," which is commonly used in the United States. Another synonym is "trouser steamer," which is a machine that uses steam to remove wrinkles from pants. "Iron press" is also a term used to describe these machines, as they often use heated plates to press the fabric. Other synonyms include "clothing press," "garment press," and "laundry press." Regardless of the specific term used, these machines provide a quick and efficient way to keep your clothes looking neat and well-pressed.