Bi*det" (?), n. [F. bidet, perh. fr. Celtic; cr. Gael. bideach very little, diminutive, bidein a diminutive animal, W. bidan a weakly or sorry wretch.]
1.
A small horse formerly allowed to each trooper or dragoon for carrying his baggage.
B. Jonson.
2.
A kind of bath tub for sitting baths; a sitz bath.
© Webster 1913.