This usage describes doing something in a carefree or relaxed manner, without worrying about consequences or what others may think.

This usage denotes a laid-back attitude, often implying a sense of indifference or lack of concern about a particular situation.

This meaning indicates an audacious or bold behavior without any sense of shame, often in a socially inappropriate context.

This usage implies doing something in a way that is bold and without any fear of criticism, often suggesting a level of defiance.