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security thread

American  

noun

  1. a colored thread running through the paper of a piece of paper money, used to deter counterfeiting.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He says while the prop money looks real, it feels heavier than real currency and is also missing the security thread.

From Washington Times • Nov. 5, 2016

Treasury spent nearly 10 years on the redesign and has added any number of state-of-the-art features: microprinting, color-shifting ink, a polymer security thread.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.