a device consisting of a container from which paint or other liquid is sprayed through a nozzle by air pressure from a pump.
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Origin of spray gun
First recorded in 1925–30
Also called squirt gun.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for spray gun
Carrying the wrapper and the spray-gun to an outside fireplace, he snapped his lighter to them and tossed them in.Police Operation|H. Beam Piper
British Dictionary definitions for spray gun
a device that sprays a fluid in a finely divided form by atomizing the fluid in an air jet
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