Reconstructed: Bob only uses these gags during foreplay or when context is otherwise appropriate.
Parodied: All men's penis sizes are indicated by varieties of trees or whales, while women are shown next to these symbols in actual size... and the women have expressions of anticipation.
Invoked: Bob carries several phallic objects in his backpack or suitcase, and the one he's holding in his hand indicates his interest in the girl he's curently looking at.
Defied: Bob avoids such symbols to avoid offending the girl he's currently dating.
Discussed:
Conversed:
Played For Laughs: By definition, this trope is always played for laughs.