The term "wide boy" is a slang term used to describe a charming and confident person, often involved in dishonest or unethical activities. There are several synonyms that can be used to refer to this type of person. Some of the most commonly used ones include: hustler, swindler, con artist, wheeler-dealer, sharp operator, smooth talker, and fast-talker. Each of these terms describes a person who is skilled at manipulating situations and people to their advantage. While the term "wide boy" may sound lighthearted, it is important to recognize that these individuals can pose a serious threat to others and should be approached with caution.