† ˈgressible,a.Obs. [f. L. gress-, ppl. stem of gradī to walk: see -ble.] Able to walk. c1600Timon v. iv. (Shaks.Soc.) 86 A two legd liuing creature, gressible, vnfeathered.1610J. Guillim Heraldry iii. xiii. (1611) 124 Some are gressible, hauing feete, and some creeping or gliding as serpents.