sb. and int. Also youp. A word expressing the sound made by convulsive sobbing; also as an exclamation.

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1848.  Thackeray, Van. Fair, i. The hysterical yoops of Miss Swartz. Ibid. (1854), Rose & Ring, xix. Mrs. Jenkins, giving a dreadful youp, fell down in a fit.

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1865.  Dickens, Mut. Fr., III. vii. ‘Yoop!’ cried Wegg. ‘You’re there, are you?’

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