Definitions of welcome:

• noun:   a greeting or reception

  Example: "The proposal got a warm welcome"

• noun:   the state of being welcome

  Example: "Don't outstay your welcome"

• verb:   accept gladly

  Example: "I welcome your proposals"

• verb:   bid welcome to; greet upon arrival
• verb:   receive someone, as into one's house
• adjective:   giving pleasure or satisfaction or received with pleasure or freely granted

  Example: "A welcome relief"

• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #15302)