adjective, -er, -est, noun | 1. | good-naturedly direct, blunt, or frank; heartily outspoken: a big, bluff, generous man. |
| 2. | presenting a bold and nearly perpendicular front, as a coastline: a bluff, precipitous headland. |
| 3. | Nautical. (of the bow of a vessel) having a full, blunt form. |
| 4. | a cliff, headland, or hill with a broad, steep face. |
| 5. | North Dakota, Wisconsin, and the Canadian Prairie Provinces. a clump or grove of trees on a prairie or other generally treeless area. |

| 1. | to mislead by a display of strength, self-confidence, or the like: He bluffed me into believing that he was a doctor. |
| 2. | to gain by bluffing: He bluffed his way into the job. |
| 3. | Poker. to deceive by a show of confidence in the strength of one's cards. |
| 4. | to mislead someone by presenting a bold, strong, or self-confident front: That open face makes it impossible for him to bluff. |
| 5. | an act or instance or the practice of bluffing: Her pathetic story was all a bluff to get money from us. His assertive manner is mostly bluff. |
| 6. | a person who bluffs; bluffer: That big bluff doesn't have a nickel to his name. |
| 7. | call someone's bluff, to expose a person's deception; challenge someone to carry out a threat: He always said he would quit, so we finally called his bluff. |

bluff 2 (blŭf) n. A steep headland, promontory, riverbank, or cliff. adj. bluff·er, bluff·est
[Probably from obsolete Dutch blaf or Middle Low German blaff, broad.] bluff'ly adv., bluff'ness n. |