Rhetorical devices. How are rhetorical devices used to influence an audience? Simile and metaphor. •Political reporters refer to ‘ a raft of measures’ •‘shaking like a millenium bridge’ •Mixed metaphor – ‘She’s like a hungry leopard in full bloom’ •‘the country’s like a coiled spring and this could spill over..’ Allusion. •To refer to or quote a powerful phrase that the audience may already know. •‘We are in a Catch 22 situation.’