the world > textiles and clothing > clothing > types or styles of clothing > clothing for legs > clothing for legs and lower body > [noun] > trousers > parts of > fastening (7)
a zip used as a fastening for a pair of trousers, usually at the front.
Something attached by the edge. Cf. flap, n. 4. A strip or lap on a garment, to contain or cover the button-holes; hence something used to cover…