to deceive someone by making them think either that you are going to do something when you really have no intention of doing it, or that you have knowledge that you do not really have, or that you are someone else
发音
例句
1. His threats are merely bluff. 他的威胁仅仅是虚张声势。 2. John is a deep card. No one can bluff him easily. 约翰是个机灵鬼。谁也不容易欺骗他。