1.) A handsome, strapping man with swagger. 2.) An un-licensed cab driver. 3.) A foreman. 4.) Irish. A man of questionable and eccentric habits. Like that of a rake. 5.) Irish. A young boy or lad. 6.) Canadian. Derog. "A buck" is also a highly offensive racial slur for a native male.
Young Gun via GIPHY
A raging rebel of confidence, you have to take him out in order to slow him down. He is the newbie to the firm with magnetic personality with his mind on his money and money on his mind. 2.) Nickname for a young man or juvenile.