guard ring

American  

noun

1. a ring worn tightly in front of another ring to prevent the latter from slipping off the finger.

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guard ring British  

noun

1. Also called: guard.   keeper ring.  jewellery an extra ring worn to prevent another from slipping off the finger

2. an electrode used to counteract distortion of the electric fields at the edges of other electrodes in a capacitor or electron lens

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Etymology

Origin of guard ring

First recorded in 1810–20

Example Sentences

His eyes, however, had noted a few things: traveling suit, scarf pin, watch guard, ring, hatbox, suit case, bag, all expensive and of the finest grade.

From Project Gutenberg

A gleam of gold drew her attention, as she glanced downward and she was startled to see her wedding ring, with its guard ring, still on her left hand; it had never been off since the day her husband placed it there.

From Project Gutenberg

There is no merry shouting of titles, no gay carnival dress, no glittering pageant now, as, on the morning of Sunday, the ninth of November, 1494, the young cardinal and his cousin Giulio pass anxiously down the grand staircase of the Medici palace to where in the great entrance-hall the pikestaffs and arquebuses of the Swiss guard ring on the marble floor.

From Project Gutenberg

Walker dived below to the engine-room, where he had already disconnected the rods broken or bent by the fracture of a guard ring, which, in its turn, was injured by the blowing out of a junk-ring, a stout ring of forged steel secured to one of the pistons.

From Project Gutenberg

She went straight to her room, and she couldn't have lost the ring by the way, for there was a guard ring on the outside of it, and that we found on the dressing-table.

From Project Gutenberg