Definitions

1. noun

A person who tries to win favor by flattering or obeying someone in a servile or insincerely manner, especially someone in a position of power.

“The politician was accused of being a bootlicker to the wealthy donor.”

2. verb

To try to win favor by flattering or obeying someone in a servile or insincerely manner, especially someone in a position of power.

“He was bootlicking the boss in order to get the promotion.”