Lacking in penis length, not well-hung, deficient. In a recent and highly un-scientific survey, seven out of ten adult American males would rather be called "harmless" than "underhung."
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Synonyms for underhung
On this page, you will find 30 slang terms related to underhung. Some of the top words include: Penage, shmuck, big ron, penislessness, Rivorus, and 25 more.
