(Australia, countable, slang, uncountable) A tree of species Agonis flexuosa, commonly known as Western Australian peppermint or peppermint tree.
City engineering and works services director Oliver Darby told the Times three of the peppies had been lopped extensively and must now be removed along with the non-native, but transplantation of the remaining tree was being investigated. 2018 March 9, Pelusey, Taelor, “Peppy tree transplant investigated”, in Busselton Dunsborough Times, West Australian Newspapers Limited:
"Busselton for example, you used to have these quarter-acre blocks with one big house on it and lots of peppy trees in the backyard. And now they've got three houses and no peppy trees," she said. 2023 December 15, Govan, Alex, “Western ringtail possums burn paws on roofs, solar panels in hot summer weather”, in ABC News, Australian Broadcasting Corporation: