Palm nut can refer to: The fruit of the oil palm (Elaeis) tree. The fruit or seed of any palm tree (Arecaceae) The immature fruits of Arenga pinnata, a canned/bottled food sold commercially in syrup. The pulp left after oil is rendered from the kernel is formed into "palm kernel cake", used either as high-protein feed for dairy cattle or burned in boilers to generate electricity for palm oil mills and surrounding villages