A foam party is an event where participants dance and socialize in an area filled with foam created by a foam machine. These parties are typically held in nightclubs, bars, and other entertainment venues. Foam parties have become popular in recent years as a unique and fun way to enjoy music and socialize with friends.

The foam is generated by a foam machine, which uses a mixture of water and a foaming agent to create the foam. The foam is then sprayed into the party area, filling the room or space with a thick layer of bubbles. Foam parties often feature electronic dance music (EDM) or other types of dance music, which creates a lively and energetic atmosphere that is conducive to dancing and socializing.