This meaning refers to a behavior that is free-spirited and unrestricted, often lacking constraint or moderation.

This usage denotes a lack of restraint or self-consciousness, often in social situations, allowing for free expression or behavior.

This meaning relates to behavior or actions that are excessive and beyond what is reasonable or necessary, often in a lavish or over-the-top way.

This usage describes something that is growing or spreading unchecked, often used in a context where behaviors or trends are becoming widespread or uncontrollable.