(British, dated) Clothing, especially for work or of rough appearance.
1890, William Morris, News from Nowhere, in the journal Commonweal (UK). (First published in book form 1890.)I looked at what I could see of my rough blue duds, which I had plenty of opportunity of contrasting with the gay attire of the citizens we had come across;...
1913, Joseph C. Lincoln, Mr. Pratt's Patients Chapter 7, “I don't know how you and the ‘head,’ as you call him, will get on, but I do know that if you call my duds a ‘livery’ again there'll be trouble. …â€