-footer

from The Collaborative International Dictionary of English v.0.48

-footer \-foot"er\ suff.
   a suffix designating something with a length of (so many)
   feet; -- used only in combinations with a numerical prefix;
   as, he is a six-footer; the golfer sank a 40-footer; his
   yacht is a 60-footer.
   [WordNet 1.5]

from The Collaborative International Dictionary of English v.0.48

footer \foot"er\ n.
   a person who travels by foot.

   Syn: pedestrian, walker.
        [WordNet 1.5]