a. slang. [Cf. LA-DI-DA.] Characteristic of an affected swell; languidly foppish.

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1861.  Miss Braddon, Trail Serpent, IV. vi. 227. You’re not much good, my friend, says I, with your lardy-dardy ways, and your cold-blooded words, whoever you are.

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1874.  Punch, 14 March, 109/1. This only when the lardy-dardy swells are present.

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1887.  Illustr. Lond. News, 15 Oct., 448. The modern ‘lardy-dardy’ school [of acting].

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  Hence Lardy-dardy v. intr., to act the swell, to ‘do the la-di-da.’

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1887.  G. R. Sims, Mary Jane’s Mem., 58. Other men were lardy-dardying about … enjoying themselves.

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