a metal swivel attached to the stock of a military rifle for use in hooking three rifles together to form a stack.
💵 - Banknote with Dollar Sign Emoji - Emoji by Dictionary.comRead more in this article about some frequently asked questions and fun facts related to our definitions.
Origin of stacking swivel
First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019