Question 1

What does "head over heels" mean?

Accepted Answer

Completely in love or very excited about something.

Question 2

How do you use "head over heels" in a sentence?

Accepted Answer

He fell head over heels in love with her the moment they met.

Question 3

Is "head over heels" formal or informal?

Accepted Answer

"head over heels" is informal — used mainly in casual conversation. Most commonly used to describe romantic feelings; can also describe excitement.