Hob-nobbed is a colloquial term that refers to mixing socially with others, often in an informal setting. Synonyms for hob-nobbed include mingling, fraternizing, socializing, rubbing shoulders, consorting, associating, hanging out, and having a good time. These words suggest a friendly and easy-going atmosphere, where people interact casually and without pretense. Hob-nobbed is often associated with the social elite or people who have a shared interest or background, such as politicians, celebrities, or members of a particular profession. In essence, hob-nobbed refers to the act of building relationships with others, whether for personal or professional gain.