Definition of peyote buttons in US English:

peyote buttons

plural noun

  • The disk-shaped dried tops of the peyote cactus, eaten or chewed for their hallucinogenic effects.

    Also called mescal buttons
    • ‘Ritual is the bomb, and seems to be a method of obtaining religious experience, as much a drug as whirling dervishes dances or peyote buttons.’
    • ‘I just looked him in the eyes and gave him the simple truth, that during the summer a friend had given me a shopping bag full of peyote buttons he had picked in the desert in the southwest.’