In some circles, in Texas, a fancy party calls for more than breaking out one’s Sunday go to meeting dress. A necessary accessory is a “picnic gun.” A picnic gun is an engraved pistol, openly displayed so that it can be shown off, to the envy of all. Cabot Guns has unveiled their 2022 entry into the picnic gun competition.

https://dailycaller.com/2022/01/24/first-look-cabot-guns-moonshot-1911-pistol/

This strut your stuff tradition predates firearms. The medieval equivalents to picnic guns are called “codpieces.” Here are some examples:

Yes, they made them in metal:

According to the article “Cod” refers not to the fish but is the old English equivalent to “bag”. Makes sense. It is, afterall the repository of the family jewels. I wonder which came first, the fashion statement or the slang? https://discover.hubpages.com/style/A-Brief-and-Delightfulyl-Awkward-History-of-the-Codpiece

Styles change, but some things remain the same. Codpiece or picnic gun, neither one is likely to be used to its intended potential.