[n] the act of bluffing in poker; deception by a false show of confidence in the strength of your cards
[n] pretense that your position is stronger than it really is; "his bluff succeeded in getting him accepted"
[n] a high steep bank (usually formed by river erosion)
[adj] bluntly direct and outspoken but good-natured; "a bluff but pleasant manner"; "a bluff and rugged natural leader"
[adj] very steep; having a prominent and almost vertical front; "a bluff headland"; "where the bold chalk cliffs of England rise"; "a sheer descent of rock"
[v] frighten someone by pretending to be stronger than one really is
[v] deceive an opponent in a card game by a bold bet on an inferior hand with the result that the opponent withdraws a winning hand