Definition of "blowsy"

They put me in mind of a poor Girl, a Miss Peachy (a real, & in the end, a melancholy Story)—she was a fine young Woman; but thinking herself too ruddy & blowsy, it was her Custom to bleed herself (an Art she had learn’d on purpose) 3 or 4 times against the Rugby Races in order to appear more dainty & Lady-like at the balls, &c

1778, Samuel Crisp, The early journals and letters of Fanny Burney‎, volume III, published 1994, page 188

[…] with a face made blowsy by the cold and damp.

1861, George Eliot [pseudonym; Mary Ann Evans], chapter XI, in Silas Marner: The Weaver of Raveloe, Edinburgh, London: William Blackwood and Sons, part I, page 186

[…] a man of, say, well-preserved sixty, with a blowsy plump face and fat white side-whiskers.

1913, Louis Joseph Vance, chapter 13, in The Day of Days

Her hair so untidy, so blowsy!

1813 January 27, [Jane Austen], chapter 8, in Pride and Prejudice: […], volumes (please specify |volume=I to III), London: […] [George Sidney] for T[homas] Egerton, […]

He longed for the warmth and the smells of his favourite haunts—Gilpin's with oysters frizzling in a dozen pans, and noble odours stealing from the tap-room, the Green Man with its tripe-suppers, Wanless's Coffee House, noted for its cuts of beef and its white puddings. He would give much to be in a chair by one of those hearths and in the thick of that blowsy fragrance.

1921, John Buchan, chapter 11, in The Path of the King, London: Hodder and Stoughton

The hot, blowsy country, remote from danger, had a lonely, forgotten feeling.

1934 October, George Orwell [pseudonym; Eric Arthur Blair], Burmese Days, New York, N.Y.: Harper & Brothers, Publishers