°(archaic) Personal grooming; washing, dressing etc.
"1917 "It is a quarter-past two," he said. "Your telegram was dispatched about one. But no one can glance at your toilet and attire without seeing that your disturbance dates from the moment of your waking." — Arthur Conan Doyle, ."
verb
°To use the toilet, or assist (a child etc) in using the toilet.