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[ruhb-er-stamp] /ˈrʌb ərˈstæmp/
verb (used with object)
to imprint with a rubber stamp.
to give approval automatically or without consideration:
to rubber-stamp the president's proposals.
tending to give approval automatically or without due consideration:
a rubber-stamp Congress that passed all the president's bills.
Origin of rubber-stamp
First recorded in 1915-20; v. use of rubber stamp

rubber stamp

a device with a rubber printing surface that becomes coated with ink by being pressed on an ink-saturated pad, used for imprinting dates, addresses, standard designations or notices, etc., by hand.
a person or government agency that gives approval automatically or routinely.
such approval.
First recorded in 1885-90 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for rubber-stamp
Contemporary Examples
Historical Examples
  • That sort of thing was just a novel-writer's rubber-stamp convention.

    Rough-Hewn Dorothy Canfield
  • In practical application, the rubber-stamp method means a rack of rubber stamps placed in the most advantageous position.

    Higher Education and Business Standards Willard Eugene Hotchkiss
  • His mind was full of yet another innovation which would revolutionise the whole rubber-stamp Industry.

  • In Guadalquique the money for all parties was the same, except each party used to rubber-stamp its name across the face.

    Sonnie-Boy's People James B. Connolly
  • It is my conclusion that the kit could have been used for producing the rubber-stamp printing on—Exhibit 813 is it?

    Warren Commission (4 of 26): Hearings Vol. IV (of 15) The President's Commission on the Assassination of President Kennedy
  • Could you produce the two cards which you used to record the impression of the 115 rubber-stamp kit?

    Warren Commission (4 of 26): Hearings Vol. IV (of 15) The President's Commission on the Assassination of President Kennedy
  • Are there microscopic characteristics on rubber-stamp printing sufficient to make positive identifications?

    Warren Commission (4 of 26): Hearings Vol. IV (of 15) The President's Commission on the Assassination of President Kennedy
  • How ministers did put the Sunday-school rubber-stamp on everything they talked about—even legitimate business.

    The Brimming Cup Dorothy Canfield Fisher
British Dictionary definitions for rubber-stamp

rubber stamp

a device used for imprinting dates or commonly used phrases on forms, invoices, etc
automatic authorization of a payment, proposal, etc, without challenge
a person who makes such automatic authorizations; a cipher or person of little account
verb (transitive)
to imprint (forms, invoices, etc) with a rubber stamp
(informal) to approve automatically
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Idioms and Phrases with rubber-stamp

rubber stamp

A person or organization that automatically approves or endorses a policy without assessing its merit; also, such an approval or endorsement. For example, The nominating committee is merely a rubber stamp; they approve anyone the chairman names, or The dean gave his rubber stamp to the recommendations of the tenure committee. This metaphoric term alludes to the rubber printing device used to imprint the same words over and over. [ Early 1900s ]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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