MUD

I. noun Etymology: Middle English ~de, probably from Middle Low German Date: 14th century a slimy sticky mixture of solid material with a liquid and especially water, abusive and malicious remarks or charges , anathema 1b, a mixture of water, clay, and chemicals used in oil-well drilling and having various functions (as lubrication and cooling of the bit and flushing of rock particles to the surface), II. transitive verb (~ded; ~ding) Date: 1593 to make ~dy or turbid, to treat or plaster with ~