noun.
A mat placed before a doorway for wiping the shoes.
noun.
One who submits meekly to domination or mistreatment by others.
The Century Dictionary and Cyclopedia
noun.
A heavy mat made of hemp, flax, or jute, woven or tied, or of sedge, straw, rushes, etc., or sometimes of caoutchouc, placed before a door for use in cleaning the shoes by those entering.
the GNU version of the Collaborative International Dictionary of English
noun.
a mat placed outside and exterior door for wiping the shoes before entering.
noun.
A person who is habitually abused, taken advantage of or humiliated; sometimes, one who is physically weak.