Bar Tacking Reinforcement stitching in a tight zigzag repeated several times to fortify stress points in clothing. Boilersuit A protective overall for dirty work. Courdroy Durable cotton piled fabric with vertical ribs. Denim A course, durable weave of cotton fabric. Double & Twist Denim To resist shrinkage, yarns are doubled and then twisted before weaving. Dungaree From the French word for denim. Dungarees Denim trousers with a bib and straps. Engineer Jacket Collarless denim jacket with a bandless bottom. Engineer Overalls Coined by Levis for they bib overalls. Fabric Weight Denim is graded by its weight per yard, so if a yard of denim weighs 13oz, it is considered to be a 13 oz denim. Jeans Trousers made from denim. Khaki The fabric used by British Army Regiments in the 1880s of