D defs.my
Entry 1 sense Webster, 1913

machine screw

· IPA
01 n. A type of screw used either with a nut or with a tapped hole; it has a slotted head which can be driven by a screwdriver.
  1. 1.
    A type of screw used either with a nut or with a tapped hole; it has a slotted head which can be driven by a screwdriver.