noun. Balls smaller than the eye can see and the mind can imagine, holding nary a pube's worth of gonadal fortitude.
Real citation: “Another Democrat displaying his nanotesticles. These guys should wear longer slips.”
(July 25, 2006, http://www.haloscan.com/comments/atrios/115384171563212052/)
Made-up citation: "Read my new opus on gender and the ties that bind: Men Have Nanotesticles; Women Have Lady Balls."