orchis UK /ˈɔː.kɪs/US /ˈɔɹ.kɪs/ noun2 •An orchid; now specifically, a plant of the genus Orchis.[T]heir maid has dressed their hats with cowslips, orchisses, cuckoo-flowers, and golden-cups—[…] — 1792 •A testis. formsorchides · orchises · orchisses