Wiktionary
darkmans
n. (context archaic thieves' slang English) The night.
Usage examples of "darkmans".
And then I could slooshy his bolshy lumpy boots beating off, him going huh huh huh into the darkmans, and it was only about seven seconds after that I slooshied the millicent-van draw up with a filthy great dropping siren-howl, like some bezoomny animal snuffing it.