Screwback

Quick meaning: Screwback is a noun meaning The period of screw rotation during injection molding when the plastic can flow into the mold.

Meaning

The period of screw rotation during injection molding when the plastic can flow into the mold.

More Meanings

1. (snooker, pool, billiards) The effect of putting backspin on the cue ball.
2. (golf) A powerful shot that imparts a spin to the ball.
3. (ping-pong) A half-volley executed by holding the racket loosely and swinging it straight at the ball.
4. (architecture) A masonry abutment on an arch that is wedge-shaped in order to transmit the thrust downward.
5. A hook-shapped attachment for an earring that sits behind the earlobe and tightens with a screw. Also, an earring that uses this type of attachment.
6. A type of case for a pocket watch where the mechanism is accessed by a removable back plate that screws onto the back of the case. Also, a watch that has such a case.
7. A mechanism for attaching a small item to clothing that operates by a post which goes through the cloth and a small backing plate that screws to the post. Also, the medal, tie pin, button, etc. that uses this type of attachment.

Example Sentences

The watch stolen from Dan Payton had been an Elgin, with a screwback military case.

The medal screwpost is placed through the uniform and retained by a circular screwback plate.

The clip was a variation of the screwback; today, many persons who cannot wear pierced earrings choose clips as an option.

But in the open (screwback) position, the plastic must progress through a series of labyrinths which produces a more turbulent flow.

Synonyms for screwback

Depending on context, synonyms include skewback.

Related Words

Related dictionary entries include screwpress, screw, screwplate, screwthread, screwpump, screwdriving.

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