Definition of "frush"

Rinaldo's armor frush'd and hack'd they had, Oft pierced through, with blood besmeared new.

1600, Edward Fairfax, The Jerusalem Delivered of Tasso, Book VIII, xlviii

[…] I like thy armour well;I'll frush it and unlock the rivets allBut I'll be master of it.

c. 1602, William Shakespeare, “The Tragedie of Troylus and Cressida”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, (please specify the act number in uppercase Roman numerals, and the scene number in lowercase Roman numerals)

And than they fruyshed forth all at onys, of the bourelyest knyghtes that ever brake brede, with mo than fyve hondred at the formyst frunte [...].(please add an English translation of this quotation)

1470–1485 (date produced), Thomas Malory, “(please specify the chapter)”, in [Le Morte Darthur], book V, [London: […] by William Caxton], published 31 July 1485; republished as H[einrich] Oskar Sommer, editor, Le Morte Darthur […], London: David Nutt, […], 1889,

Between the mountains, which in endless war Hurtle , with horrible uproar and frush

1805, Robert Southey, “(please specify the page)”, in Madoc, London: […] [F]or Longman, Hurst, Rees, and Orme, and A[rchibald] Constable and Co, […], by James Ballantyne, […]