1 definition by nubforce

The male genitalia being viewed from an upward looking angle. Similar to the female version of underboob but with a wiener instead. Also referred to as Australian dick.
I knew I was going to have a rough day when I woke up to my roommate giving me some undercock.

Your mom seemed pretty interested in me so I gave her a little Australian dick.
by nubforce November 8, 2010
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