coach screw
noun
Origin of coach screw
First recorded in 1870–75
Words nearby coach screw
coach class,
coach dog,
coach horse,
coach house,
coach line,
coach screw,
coach-and-four,
coach-built,
coachee,
coacher,
coaching glass
British Dictionary definitions for coach screw
coach screw
noun
a large screw with a square head used in timber work in buildings, etc