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billet-doux Syllabification: bil·let-doux
Pronunciation: /ˈbilā ˈdo͞o/

Definition of billet-doux in English:

noun (plural billets-doux pronounced same or -ˈdo͞oz)

dated or , humorous
A love letter.
Example sentences
  • In the last four years alone, no fewer than three auctions have featured billets-doux and other letters written by the Duke of Windsor when he held the titles Prince of Wales and King Edward VIII.
  • As she seems easily fooled, why not send yourself sheaves of valentines and other billets-doux?
  • And so he returns to the paparazzi and the predictable billets-doux slipped under the door by self-justifying journalists who have hypocrisy tattooed on their foreheads.


Late 17th century: French, literally 'sweet note'.

Words that rhyme with billet-doux

accrue, adieu, ado, anew, Anjou, aperçu, askew, ballyhoo, bamboo, bedew, bestrew, blew, blue, boo, boohoo, brew, buckaroo, canoe, chew, clew, clou, clue, cock-a-doodle-doo, cockatoo, construe, coo, Corfu, coup, crew, Crewe, cru, cue, déjà vu, derring-do, dew, didgeridoo, do, drew, due, endue, ensue, eschew, feu, few, flew, flu, flue, foreknew, glue, gnu, goo, grew, halloo, hereto, hew, Hindu, hitherto, how-do-you-do, hue, Hugh, hullabaloo, imbrue, imbue, jackaroo, Jew, kangaroo, Karroo, Kathmandu, kazoo, Kiangsu, knew, Kru, K2, kung fu, Lahu, Lanzhou, Lao-tzu, lasso, lieu, loo, Lou, Manchu, mangetout, mew, misconstrue, miscue, moo, moue, mu, nardoo, new, non-U, nu, ooh, outdo, outflew, outgrew, peekaboo, Peru, pew, plew, Poitou, pooh, pooh-pooh, potoroo, pursue, queue, revue, roo, roux, rue, Selous, set-to, shampoo, shih-tzu, shoe, shoo, shrew, Sioux, skean dhu, skew, skidoo, slew, smew, snafu, sou, spew, sprue, stew, strew, subdue, sue, switcheroo, taboo, tattoo, thereto, thew, threw, thro, through, thru, tickety-boo, Timbuktu, tiramisu, to, to-do, too, toodle-oo, true, true-blue, tu-whit tu-whoo, two, vendue, view, vindaloo, virtu, wahoo, wallaroo, Waterloo, well-to-do, whereto, whew, who, withdrew, woo, Wu, yew, you, zoo
Definition of billet-doux in:
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