The term 'unbribable' is used to describe someone who is HONEST and incorruptible. It is often used to describe people in positions of power, such as politicians or public officials, who cannot be swayed by bribes or other forms of corruption. The term is derived from the word 'BRIBE, ' which means to give money or gifts in exchange for favors or influence. Unbribable people are those who remain HONEST and true to their principles, no matter the cost.