door-mat

Noun

doormat (plural doormats)

1. A coarse mat at the entrance to a house, upon which one wipes one's shoes.
   • Wipe your shoes on the doormat before you start plodding around in the house.
2. (derogatory, figuratively) Someone who habitually yields to others' demands or mistreatment, failing to assert their own rights or interests.
   • He's such a doormat, he lets everyone walk all over him.

   Synonyms:

   bootlicker, simp