head over heels

[head over heels] also [heels over head] 1a. In a somersault;upside down; head first.

It was so dark Bob fell head over heelsinto a big hole in the ground.

Compare: UPSIDE DOWN. 1b. In greatconfusion or disorder; hastily.

The children all tried to come inthe door at once, head over heels.

Compare: TOPSY-TURVY. 2.{informal} Completely; deeply.

He was head over heels in debt.

She was head over heels in love.