Definitions of blunt:

• verb:   make less sharp

  Example: "Blunt the knives"

• verb:   make less intense

  Example: "Blunted emotions"

• verb:   make dull or blunt
• verb:   make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation

  Example: "Terror blunted her feelings"

• verb:   make numb or insensitive
• adjective:   having a broad or rounded end

  Example: "Thick marks made by a blunt pencil"

• adjective:   devoid of any qualifications or disguise or adornment

  Example: "The blunt truth"

• adjective:   characterized by directness in manner or speech; without subtlety or evasion

  Example: "Blunt talking and straight shooting"

• adjective:   used of a knife or other blade; not sharp

  Example: "A blunt instrument"

• name:  A surname (rare: 1 in 25000 families; popularity rank in the U.S.: #3212)