Obtuse, thick, or dull, as an angle, edge, or point; having an obtuse, thick, or dull edge or point, as a foil, sword, pencil, etc.; not sharp or acute.Dull in understanding; slow of discernment.Obtuse; free from sharp angularities, projections, or corners.Rough in manner or speech; rude; unpolished; hence, abrupt in address or manner; plain-spoken; unceremonious: applied to persons.Plain; plain-spoken; unceremonious or unconventional; direct; free from circumlocution: as, blunt truths; a blunt bearing.Hard to penetrate.Faint.Synonyms Brusk, bluff, uncivil, rude, uncourteous.n. A blunt sword for fencing; a foil.n. A needle of a grade shorter and less sharply pointed than a sharp. See needle.n. [Slang, and perhaps of different origin.] Money; ready money.To make blunt, as an edge or point; dull the edge or point of, as a knife or bodkin, by making it thicker.To weaken or deaden, as appetite, desire, or power of the mind; impair the force, keenness, or susceptibility of.To become blunt: as, the blade blunts easily.