Work Gear, Denim Trousers With Attached Bib

Puzzle 14 of Fashion Throughout History Hard Pack

Question is: Work Gear, Denim Trousers With Attached Bib

and the answer is: DUNGAREES

Word Meaning:

DUNGAREES — Heavy denim pants or trousers, usually with bib and braces, worn especially as work clothing.

Definitions from Wiktionary.