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Idioms and Phrases with any old

any old

No particular, whichever or whatever, as in Any old brand of detergent suits me. [Colloquial; mid-1800s]

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