ring gage

noun

1

: an external gage in the form of a cylindrical ring or washer often provided with a bushing of hardened steel

2

a

: a tapered stick with graduated markings for measuring finger rings

b

: a set of ring blanks for determining the size of ring worn by an individual

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!