Leonard Hofstadter:  I 'm glad Penny 's dating . Now I can really let loose .
Howard Wolowitz: You were holding back ?
Leonard Hofstadter: Out of courtesy , yes .
Rajesh Koothrappali: What about the ten years before Penny .
Leonard Hofstadter: Hey , I 've date plenty of women .
Howard Wolowitz: Like who ?
Leonard Hofstadter: Well , there 's Joyce Kim , Leslie Winkle ...
Sheldon Cooper: Notify
Sheldon Cooper: the editors of the Oxford English Dictionary : the word " plenty " has been redefined to mean " _ two _ " .