pe·des·tri·an 
(pə-dĕstrē-ən)
(pə-dĕstrē-ən)n.
A person traveling on foot; a walker.
adj.
1. Of, relating to, or made for pedestrians: a pedestrian bridge.
2. Going or performed on foot: a pedestrian journey.
3. Undistinguished; ordinary: pedestrian prose. See Synonyms at dull.
[From Latin pedester, pedestr-, going on foot, from pedes, a pedestrian, from pēs, ped-, foot; see ped- in the Appendix of Indo-European roots.]
pe·destri·an·ism n.