The slave has just dropped a tray of food. The princess is in her chambers, stressed about an impending political marriage. She is 16 years old, dressed in silks, and has never been denied anything.

In some fantasy novels (e.g., The Broken Earth trilogy by N.K. Jemisin), a disguised princess spits on a slave not out of cruelty, but to pass a hidden key or a message hidden in the saliva. The act looks evil, but it is actually a rebellion. The slave has to trust that the spit is a cover.

For the protagonist (the slave), being spat upon is the "final straw." It is the moment the psychological chains break. Historically, many slave rebellion leaders (like Spartacus or Nat Turner) cited a specific act of pointless degradation—often spitting—as the moment they decided death was preferable to servitude.

: Exploring the ethical implications of such an act, both in historical or fictional contexts and in terms of contemporary values and norms, can also be a critical aspect of the text.

In a more empathetic reading, such an act could humanize characters, suggesting that even those of high status can exhibit base or flawed behaviors, making them more relatable.

In literature and art, scenes involving characters spitting or being spat upon can serve to highlight themes of power, rebellion, or social commentary. For example: