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1 day ago · A simple machine, a helical inclined plane. A (usually) metal fastener consisting of a partially or completely threaded shank, sometimes with a threaded point, and a head used to both hold the top material and to drive the screw either directly into a soft material or into a prepared hole. ( nautical) A ship's propeller .
SCREW (SOMETHING) UP definition: 1. to make a mistake, or to spoil something: 2. When bad experiences or people screw you up, they…. Learn more.
1 [countable] a thin, pointed piece of metal like a nail with a raised spiral line (called a thread) along it and a line or cross cut into its head.Screws are turned and pressed into wood, metal, etc. with a screwdriver in order to fasten two things together One of the screws is loose.
the internal thread, or helical groove, as of a nut, into which a male screw, bolt, etc. can be turned. : also called female screw. c. the act or an instance of turning such a screw. 2. any of various devices operating or threaded like a screw, as a jackscrew or screw propeller. 3. a.
Screw definition: A metal pin with incised threads and a broad slotted head that can be driven as a fastener by turning with a screwdriver, especially:.
Britannica Dictionary definition of SCREW. count. 1. :a narrow, pointed metal cylinder that has a wide flat or rounded top and a ridge (called a thread) that goes around it in a spiral. A screw is used to hold things together or to attach things. It is inserted into wood, metal, etc., by being turned. Tighten the screws.
The screw is a mechanism that converts rotational motion to linear motion, and a torque (rotational force) to a linear force. [1] It is one of the six classical simple machines. The most common form consists of a cylindrical shaft with helical grooves or ridges called threads around the outside. [2] [3] The screw passes through a hole in ...
