pin mark

American  

noun

1. the circular indentation on the upper part of a type body, made by the pin that ejects the type from the caster.

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Etymology

Origin of pin mark

First recorded in 1885–90

Example Sentences

Put sugar in, and scald it as though white, and, with a pin, mark your white ones before you pin them up.

From The Lady's Own Cookery Book, and New Dinner-Table Directory; In Which will Be Found a Large Collection of Original Receipts. 3rd ed. by Bury, Charlotte Campbell, Lady