Definition and synonyms of the stuff of dreams / legends / nightmares etc from the online English dictionary from Macmillan Education.. Buy The Stuff of Nightmares by Blackman, Malorie (ISBN: 9780552554633) from Amazon's Book Store. Everyday low prices and free delivery on eligible orders. Its tale of Holmes and Watson pursuing both the culprits behind a rash of bombings in London as well as a Batman like Steampunk hero could have been a highly interesting one. The Stuff Of Nightmare is, without a doubt, one of the worst Sherlock Holmes pastiches I have ever read. This is the British English definition of the stuff of dreams / legends / nightmares etc.View American English definition of the stuff of dreams / legends / nightmares etc.. Change your default dictionary to American English.