1. a mat placed in front of a door for wiping feet
2. a person who allows others to treat them badly without standing up for themselves
Usage: informal

Examples

• Please wipe your feet on the doormat before entering.
• The doormat was covered with mud from the rain.
• She bought a new doormat with a cheerful welcome message.
• Don’t be such a doormat – stand up for yourself!
• He was tired of being treated like a doormat at work.
• The rubber doormat helped keep the entryway clean.