What is the meaning of Clambake?

An informal beach party in which food, usually seafood, is cooked in a firepit dug in the sand, filled with hot coals.

An instance of smoking (usually marijuana) in an enclosed space.

A meeting of predominantly females.

Informal, makeshift, sloppy.

To smoke marijuana in an enclosed space such as a car with the windows up.

To enclose something and fill it with smoke by smoking (usually marijuana) inside it.

Source: wiktionary.org