Noah Webster's New International Dictionary of the English Language

1. (a.) Having a thick edge or point, as an instrument; dull; not sharp.

2. (a.) Dull in understanding; slow of discernment; stupid; -- opposed to acute.

3. (a.) Abrupt in address; plain; unceremonious; wanting the forms of civility; rough in manners or speech.

4. (a.) Hard to impress or penetrate.

5. (v. t.) To dull the edge or point of, by making it thicker; to make blunt.

6. (v. t.) To repress or weaken, as any appetite, desire, or power of the mind; to impair the force, keenness, or susceptibility, of; as, to blunt the feelings.

7. (n.) A fencer's foil.

8. (n.) A short needle with a strong point. See Needle.

9. (n.) Money.