The Collaborative International Dictionary of English v.0.48:

Ordure \Or"dure\, n. [F. ordure, OF. ord filthy, foul, fr. L.
   horridus horrid. See Horrid.]
   [1913 Webster]
   1. Dung; excrement; faeces. --Shak.
      [1913 Webster]

   2. Defect; imperfection; fault. [Obs.] --Holland.
      [1913 Webster]

WordNet (r) 3.0 (2006):

ordure
    n 1: solid excretory product evacuated from the bowels [syn:
         fecal matter, faecal matter, feces, faeces, BM,
         stool, ordure, dejection]

Moby Thesaurus II by Grady Ward, 1.0:

48 Moby Thesaurus words for "ordure":
   BM, bowel movement, buffalo chips, ca-ca, carrion, coprolite,
   coprolith, corruption, cow chips, cow flops, cow pats, crap,
   dandruff, decay, defecation, dingleberry, droppings, dung,
   excrement, feces, feculence, filth, foul matter, furfur, gangrene,
   guano, jakes, manure, mess, movement, muck, mucus, night soil,
   obscenity, pus, putrid matter, rot, scurf, scuz, sewage, sewerage,
   shit, slime, smut, snot, sordes, stool, turd