phasmid /ˈfæz.mɪd/ noun3 •Any insect of the order Phasmida: a leaf insect or walking stick (stick insect).A giant phasmid (or stick insect) from India whose cage was over two metres tall spent long hours standing upon a perpendicular branch and staring into Mother's eyes. — 1993 •Either of the two caudal chemoreceptors in some nematodes. •A phagemid. formsphasmids