From WordNet (r) 2.0 (August 2003) [wn]:
pedestrian
adj : lacking wit or imagination; "a pedestrian movie plot" [syn:
prosaic, prosy, earthbound]
n : a person who travels by foot [syn: walker, footer]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Pedestrian \Pe*des"tri*an\, a.
1. Going on foot; performed on foot; as, a pedestrian
journey.
[1913 Webster]
2. Lacking in distinction or imaginativeness; ordinary;
commonplace; dull; insipid; prosaic; as, pedestrian prose.
[PJC]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Pedestrian \Pe*des"tri*an\, n.
A walker; one who journeys on foot; a foot traveler; specif.,
a professional walker or runner.
[1913 Webster]