grandmother's clock

or grandmother clock


noun

a pendulum clock similar to a grandfather's clock but shorter.

Origin of grandmother's clock

First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for grandmother clock

grandmother clock


noun

a longcase clock with a pendulum, about two thirds the size of a grandfather clock
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