hexapod UK /ˈhɛk.sə.pɒd/US /ˈhɛk.sə.pɑd/noun 3adjective 1forms 1 noun3 •Any organism, being or robot with six legs.My lips will be even more firmly sealed about the various suggestions put forward concerning the interpersonal relationships of Alpha Centauri, the hermaphrodite hexapod. — 1983 •An arthropod with six feet; a member of subphylum Hexapoda. •(old-fashioned) An insect. adjective1 •Having six feet, six-footed; belonging to the subphylum Hexapoda; hexapodous. formshexapods