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United States Customary System

American  

noun

  1. the system of weights and measures used in the United States of America, originally based on the imperial system.

United States Customary System Scientific  
/ yo̅o̅-nī′tĭd /

  1. See US Customary System

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.