Sentence:  If all went according to plan, the bands could harvest tons of meat, fat and animal skins in a single afternoon of collective effort, and either consume these riches in a giant <WSD>potlatch</WSD>, or dry, smoke or (in Arctic areas) freeze them for later usage. 
Meaning of the word marked with <WSD> tags:  A communal meal to which guests bring dishes to share; a potluck.