Swammie
Firearm
Example
If he gives you any crap, just flash your swammie and he'll get in line
Swammie definition by Slang.net
This page explains what the slang term "Swammie" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
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A swammie is a slang term that refers to a firearm, most likely a handgun. It often appears on Instagram preceded by a hashtag accompanying pictures of users with a gun of some sort.