Definitions

1. noun

a friend or companion, especially one who is close or intimate

“She invited her buddy to the party.”

2. noun

a person with whom one is temporarily associated or paired, especially in a game, competition, etc.

“He teamed up with his buddy to win the tournament.”

3. interjection

used to express affection, sympathy, or camaraderie

“Good buddy, don’t worry about it.”

4. verb

to be a friend or companion to (someone)

“He buddied up with the new employee to help them adjust.”