a small hand pump held steady by a stirruplike foot bracket, often used in firefighting.
Origin of stirrup pump
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for stirrup pump
a hand-operated vertical reciprocating pump, such as one used in fire-fighting, etc, in which the base of the cylinder is placed in a bucket of water
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