noun
bidet
A bathroom fixture for washing the lower body, originally from French. In Japan, often refers to the standalone fixture or the general concept.
from French
ホテルの部屋にビデが付いていた。
The hotel room had a bidet.
noun
bidet function; feminine wash
Specifically the cleansing function for female genital areas on Japanese toilet control panels, often labeled ビデ.
See also: おしり
ウォシュレットのリモコンでビデを選ぶ。
Select the bidet function on the Washlet remote control.