“Fie on’t” combines the interjection “fie” with the contraction “on’t” (on it) to denounce an action or idea. It appears in Shakespearean drama to signal moral revulsion or comic outrage. Its rhythmic snap suits theatrical dialogue, and its archaic phrasing heightens emotional intensity. Though obsolete, it remains a vivid poetic device for ethical censure or ironic dismissal.

"Fie on't" intensifies "fie" by specifying "on it"—rejecting or expressing disgust at something particular. Shakespeare uses it when characters dismiss unworthy subjects: "Fie on't! ah fie!" (Hamlet). The contraction 't for "it" is characteristic of Early Modern English. The phrase suggests casting something away mentally or morally. In dialogue, "fie on't" often marks turning away from a distasteful topic. Students should recognize the demonstrative force—not general disapproval but specific rejection. The phrase can express everything from mild annoyance to profound moral revulsion, depending on context and delivery. In drama, fie on't provides characters with a dismissive retort. Modern equivalent might be "shame on it" or "to hell with it," though with more propriety.