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A long, slender penis. Similar to a 6-7 inch section of garden hose. Thin Jimmy’s are ideal for anal sex due to limited girth.
Rachel loves anal now that she’s with a dude that packs a Thin Jimmy.

Rachel: My old boyfriend had a horse cock and left me anal gaping. But now that I’m with Carl, his Thin Jimmy is perfect and I snap right back shut.
via giphy
by Ben Dribblin October 18, 2017
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