subs. (colloquial).—1.  A smell; as verb = to smell: e.g., How it WHIFFS.

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  [1783.  COWPER, The Task, iv. 459.

                            A WHIFF
Of stale debauch, forth issuing from the sties
That Law has licensed.]

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  2.  (old).—A draught, a drink, a GO (q.v.): as verb = to drink: also WHIFFLE.

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  1653.  URQUHART, Rabelais, I. vi. I will yet go drink one WHIFF more. Ibid., I. xxvii. In this season we might press and make the wine, and in winter, WHIFF it up. Ibid., I. xxxix. Gargantua WHIFFED the great draught. Ibid., III. Prol. Constrain an easy, good-natured fellow to WHIFFLE, quaff, carouse.

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