What is brown nose meaning?

Brown nosing is a term used to describe when someone seeks favor or approval from a superior by flattering or being excessively deferential to them. It is often used in a negative context, implying that the person is being insincere or manipulative to gain an advantage. The term is thought to have originated from the literal act of a dog or animal sniffing someone's behind, which is associated with subservience or submission. Brown nosing can be seen in many contexts, including the workplace, politics, and social circles.