This is the 10287th most frequent Russian word.
бочок
"Бочок" means "side" or "flank" and can also refer to a "small barrel" in certain contexts.
The word 'бочок' is used to refer to the side of a car, specifically indicating a lateral aspect.
Я положил коробку с инструментами на правый бочок автомобиля.
I placed the toolbox on the right side of the car.
Here, 'бочок' refers to a person's side, meaning the lateral portion of the torso.
Ваня обхватил свой бочок руками после тренировки.
Vanya held his side with his hands after the workout.
In this instance, 'бочок' signifies the side of an object, in this case, a piece of furniture.