Geology, Geographya cliff, headland, or hill with a broad, steep face:leaning carefully out over the bluffs.
bluff•ness,n.[uncountable][His bluffness is just an act* he's really very sneaky.]
bluff2/blʌf/USA pronunciationv.
to mislead or deceive (someone) by putting on a bold front: [~ + object]Don't try to bluff me; I know all your tricks.[no object][He's bluffing* I'm sure he can't overrule you.]
[~ + object] to achieve by bluffing: I tried to bluff my way into the job.
Gamesto deceive (an opponent in poker) by betting heavily on a weak hand: [no object][I think you're bluffing, so I'll meet your bet.][~ + object][He tried to bluff me with a pair of two's.]
n.
an act or instance of bluffing: [countable]It's just a bluff to get me to show what I know.[uncountable]I think his scare tactics are just bluff.
a person who bluffs; bluffer:[countable]He's just a bluff.
Idioms
Idiomscall someone's bluff, to challenge someone to carry out a threat:If she thinks she can threaten us with firing us all, I think it's time we called her bluff.
Geologypresenting a bold and nearly perpendicular front, as a coastline:a bluff, precipitous headland.
Naval Terms[Naut.](of the bow of a vessel) having a full, blunt form.
n.
Geology, Geographya cliff, headland, or hill with a broad, steep face.
Dialect Terms, Geography, British Terms[North Dakota, Wisconsin, and the Canadian Prairie Provinces.]a clump or grove of trees on a prairie or other generally treeless area.
Middle Dutch blaf broad, flat
Middle Low German blaff smooth, even, or
perh. 1620–30
bluff′ly, adv. bluff′ness, n.
1.See corresponding entry in Unabridged forthright, open, honest; rough, crude. See blunt.
2.See corresponding entry in Unabridged abrupt, steep.
1.See corresponding entry in Unabridged subtle.
bluff2(bluf ),USA pronunciationv.t.
to mislead by a display of strength, self-confidence, or the like:He bluffed me into believing that he was a doctor.
to gain by bluffing:He bluffed his way into the job.
Games[Poker.]to deceive by a show of confidence in the strength of one's cards.
v.i.
to mislead someone by presenting a bold, strong, or self-confident front:That open face makes it impossible for him to bluff.
n.
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.
a person who bluffs; bluffer:That big bluff doesn't have a nickel to his name.
Idiomscall 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.
Low German bluffen to bluster, frighten; akin to Middle Dutch bluffen to make a trick at cards
perh. 1665–75
bluff′a•ble, adj. bluff′er, n.
1.See corresponding entry in Unabridged deceive, fool, dupe, delude, hoodwink.