daks · noun1
From DAKS, trademark for a brand of trousers originally made in the 1930s by Simpsons of Piccadilly created by Alexander Simpson and his business partner Dudley Beck. Blend of dad + slacks, named after Simeon Simpson, the founder of the company and the American word for informal trousers.
daks · noun2
See the etymology of the corresponding lemma form.
Etymology from Wiktionary, CC BY-SA 4.0.