おこぼ

Etymology
Shift from, a for.

may be an onomatopoeia imitative of the sound made when walking in okobo. in reference to footwear is first recorded in 1944, but likely has a deeper history.

Noun

 * 1)  a specific kind of platform geta (wooden clog sandal) worn by maiko (apprentice geisha) during their apprenticeship, with a straight vertical heel and an angled toe (see the image), often lacquered in either black or red