The end of a mop, to which the thrums or rags are fastened. / (US) A clamp for holding the thrums or rags of a mop.

To clean up (liquid) with a mop, rag, sponge, or other cleaning device. / (informal) To fix problems; to correct or repair.

A mop with a sponge at right angles to a handle, which is used for mopping floors and by use of a second levered arm may be squeezed out into a standard bucket with no grating or grill as required for a conventional mop.

plural of mop squeezer

(slang) A queen (the playing card).

The dirty water which is left over after one mops. / (figuratively) Any liquid which is reminiscent of such dirty water.

A bucket, mounted on a wheeled trolley, that allows a wet mop to be wrung without getting the hands dirty.

plural of mop bucket

(figure skating) To fall many times during a performance.

That is the way things happen.