fly front
noun
a flap of material down one side of the front opening of a garment to conceal buttons, fasteners, or the like, as on a coat or dress.
Origin of fly front
First recorded in 1890–95
Words nearby fly front
fly ball,
fly blind,
fly blister,
fly block,
fly book,
fly front,
fly gallery,
fly half,
fly high,
fly honeysuckle,
fly in the face of