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bluff 1

v. bluffed, bluff·ing, bluffs
1. To engage in a false display of confidence or aggression in order to deceive or intimidate someone: The management debated if there would really be a strike or if the union was bluffing.
2. To make a display of aggression, as by charging or baring the teeth, as a means of intimidating another animal.
3. To try to mislead opponents in a card game by heavy betting on a poor hand or by little or no betting on a good one.
1. To deceive or intimidate (someone) by a false display of confidence or aggression.
2. To try to mislead (opponents) in a card game by heavy betting on a poor hand or by little or no betting on a good one.
3. To start but not carry out (an action) as a means of deceiving or intimidating another: The pitcher bluffed a throw to first base.
The act or practice of bluffing.
bluff (one's) way
To deceive someone or accomplish something by making a false display.

[Origin unknown.]

bluff′a·ble adj.
bluff′er n.

bluff 2

A steep headland, promontory, riverbank, or cliff.
adj. bluff·er, bluff·est
1. Having or showing a rough and blunt but not unkind manner: "the great big bluff guests who told bawdy jokes and got up early to watch the sun rise" (Erin McGraw).
2. Having a broad, steep front: the boat's bluff bow.

[Probably from obsolete Dutch blaf or Middle Low German blaff, broad.]

bluff′ly adv.
bluff′ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bluffness - good-natured frankness
outspokenness, frankness - the trait of being blunt and outspoken
References in classic literature ?
He could borrow with a breezy bluffness which made the thing practically a hold-up.
Thrilled by Wentworth's apparent sangfroid in facing these circumstances, Henrietta and Louisa find him irresistible; the more sensitive Anne, well-read in the Navy List, understands the magnitude of loss that Wentworth's bluffness conceals and silently shudders.