1 definition by Yermom Ghostuckollidge

When a rather unattractive man is dating an attractive female, an explanation could be because he has an unusually large penis AKA Slow Dick. Similar to a mentally challenged person having unusual strength (Retard Strength) it is often said that a mentally challenged make has an unusually large penis (Slow Dick)
Reginald is one ugly dude, what does Becky see in him?

I heard he has Slow Dick

Oh, that explains it
by Yermom Ghostuckollidge September 11, 2017
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