Meaning & Analysis
Originally, to convert to Islam (especially by joining the Ottoman ‘Turks’); figuratively, to become a renegade—to abandon one’s creed, loyalty, or civil norms for gain or appetite.
Insights
Renegacy & betrayal
Signals a wholesale volte-face: the speaker imagines a person defecting from prior allegiances—religious, civic, or moral—into the camp of the ‘Other.’
Opportunistic conversion
Frames change of allegiance as a bargain for ‘profit or honor’: principle is traded for advantage, not conviction.
License & libertinism
Early modern usage caricatures Islam as permissive (e.g., polygamy), so ‘turning Turk’ connotes yielding to lust or indulgence under a looser moral law.
Chaos & mutiny
By extension (e.g., in Othello), it means lapsing into disorder or cruelty—becoming ‘barbarous’ and overturning the rules of civility.
Identity inversion
Depicts a reversal of self—faith, name, and nation—so dramatic that it reads as rewriting one’s story from the spine outward.
Mediterranean frontier
The phrase arises from a contact zone—Ottoman, North African, and European worlds—where captives, corsairs, and ‘renegadoes’ crossed lines. Drama and pamphlets seized on these conversions to stage anxieties about loyalty.
Othering & slur
‘Turk’ is a metonym that collapses diverse Muslim peoples into a single foil. The idiom encodes early modern Christian polemic and today reads as xenophobic; it should be treated as a historical artifact, not a neutral label.
Moral panic about pleasure
References to ‘Mahomet’s laws’ caricature Islam to police English behavior at home: condemning sexual license by projecting it onto a foreign creed and warning that indulgence equals apostasy.
Rhetoric of compass & course
Shakespeare’s nautical jokes (‘no more sailing by the star’) make ‘turning Turk’ a loss of bearings—a vivid way to say one has left the charted course of virtue or custom.
Conversion as performance
On stage, ‘turning Turk’ often marks a plot turn—sudden avowal, costume, name change—revealing how early modern culture read identity as something legible, theatrical, and sanctionable.
Rhetorical Devices
Metonymy
‘Turk’ stands for the Ottoman/Muslim world, allowing one word to carry a whole system of faith and politics—and to weaponize it.
Synecdoche
A single ethnonym substitutes for a complex religious civilization, shrinking nuance to a dramatic tag.
Hyperbole
Treats any sharp shift in behavior as full apostasy, heightening moral stakes for theatrical punch.
Idiomatic conversion
The verb ‘turn’ compresses spiritual, political, and ethical change into a brisk, memorable pivot.
Allusive irony
Writers exploit the term to chide hypocrisy: when ‘we’ act cruelly or riotously, we are said to have ‘turned Turk,’ flipping the insult back on the in-group.
Transcription
Quotations
If you turne Turke againe . . Tho heaven cannot allure you to doe well From doing ill let hell fright you.
The Souldier, hee will turne Turke vpon point either of profit, or of honor.
Perswade me to turne Turk, or Moore Mahometan, For by the lustfull lawes of Mahomet I may have three wives more.
Shakespeare Citations
Well, an you be not turn'd Turk, there's no more sailing by the star.
If the rest of my fortunes turn Turk with me.
Are we turn'd Turks, and to ourselves do that Which heaven hath forbid the Ottomites?
Related Proverbs
Original Scan

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