Socialise is an activity that involves interacting with other people in a friendly and informal manner. It can involve mixing, fraternising, mingling, and associating with others. Mixing is the act of combining two or more elements together. Fraternising is the act of forming a brotherhood or sisterhood with someone. Mingling is the act of mixing and talking with other people in a social setting. Lastly, associating is the act of connecting with someone or something. Socialise is a great way to build relationships and make new friends.