Used as a word of departure; it means that the person saying it wishes for you to remain calm and keep your life in tact until they see you again (smooth not rough).
Jack: Alright, well I think it's time for me to head home
Justin: Alright, stay smooth bro
Jack: I'll try
Justin: Alright, stay smooth bro
Jack: I'll try
by Diggy070 October 3, 2023

The art of penetrating a person , after applying the right amount of liquor. Can be combined with roofies.
Jack: Steve made a smooth entry last night.
Peter: Did you sell him the roofies?
Jack: Nah, he used booz this time.
Peter: Did you sell him the roofies?
Jack: Nah, he used booz this time.
by Deemeister February 25, 2011

Smooth Operator (noun): /smu ð ˈɒp.ə.reɪ.tər/ — one who navigates high-stakes situations with effortless finesse, calculated calm, and a smirk that knows more than it says; most commonly associated with Carlos Sainz, who turned a radio joke into a personal brand and a global mood. See also: Carlos Sainz.
During the race, Carlos Sainz lived up to his nickname — a true smooth operator, calm, precise, and always one step ahead.
by f1fanboi July 6, 2025

A white girl with silky soft skin and a juicy f*t ass, sultry eyes and a great sense of humor, loyal.
by Chrisper June 20, 2016

by Arielsmitty November 7, 2023

by smoothgriminal May 9, 2010

Smooth brain is an insult that refers to an unintelligent person. Supposedly, the intricacy of one's knowledge is represented by the wrinkles on their brain. If their brain is smooth and lacks wrinkles, their knowledge lacks intricacy, and they are therefore stupid.
by GenericGuy3456 May 25, 2024
