This phrase is casual and often used among friends or acquaintances, not in formal situations.

Colloquial Usage

It can imply a non-monetary debt, such as owed gratitude or help.

Figurative Debt

It may reflect trust or closeness, being comfortable owing each other things.

Shows a specific reason behind romantic or sexual interest in someone.

Use this to highlight deeper qualities admired in a person, beyond surface level.

It doesn't always mean love; interest can be fleeting or based on curiosity.