tub, washbasin, washbowl

tub boat, traditional round coracle-like boat

washing one's hands and rinsing one's mouth

acrobatic barrel-rolling (performed using the feet while lying on the back), handing something around (within a fixed group of people in a pre-arranged order), handing off a problem to someone else (in order to evade responsibility)

metal basin

washtub for horses, horse tub