Definition of "laught"

Other truths have beene formerly accounted as ridiculous as this, I shall specifie that of the Antipodes, which have beene denied and laught at by many wise men and great Schollers, such as were Herodotus, St. Austin, Lactantius, the Venerable Bede, Lucretius the Poet, Procopius, and the voluminous Abulensis with others.

1638, John Wilkins, The Discovery of a World in the Moone‎

They made this poor fellow beleive that he was only condemned to the galleys, at which he laught, telling that it appeared they knew not he was a smith, so that he could easily file his chaines and run away.

1665-1676, Sir John Lauder, Publications of the Scottish History Society, Vol. 36‎

How Epidemick errors by thy Play Were laught out of esteeme, so purged away.

1679, Beaumont and Fletcher, The Works of Francis Beaumont and John Fletcher in Ten Volumes‎

She remembered that he had yet to learn to be laught at, and it was rather too early to begin.

1813 January 27, [Jane Austen], chapter XVI, in Pride and Prejudice: […], volume III, London: […] [George Sidney] for T[homas] Egerton, […], page 286

"For this sight I laught mightily, and that made them to laugh that were about me.

1899, William Ralph Inge, Christian Mysticism‎