One whose business is emptying privies by night.(noun)
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Use "nightman" in a sentence
"The libeller has said his say; the detectives who make a specialty of literary forgeries have proved their cases one and all; the judges of matter have spoken, and so have the critics of style; the distinguished author of _Nana_ has taken us into his confidence on the subject; we have heard from the lamented Granier and others as much as was to be heard on the question of plagiarism in general and the plagiarisms of Dumas in particular; and Mr. Percy Fitzgerald has done what he is pleased to designate the 'nightman's work' of analysing"
"So please, just don't.god. people man, people. nightman yeah i agree TROLLS STAY OUT!"
" When he's finally able to ignore the throbbing, he bids goodbye and good riddance to Homeless (who is still muttering nonsense about the nightman) and finds the nearest pay phone."