Invented by German engineer Felix Wankel, which uses a rotor instead of reciprocating pistons. See also Sophomoric.
As mentioned in a Cialis commercial, an erection that last more than four hours. Tee hee hee. See also Sex, Sophomoric.
It really makes junior-high-age boys snicker when you say I hope you masticated at least thirty times at lunch today. See also Food, Sophomoric.