Definition of "throughly"

throughly

/ˈθɹuːli/

adverb
comparative more throughly, superlative most throughly
1. (now rare, archaic) Thoroughly, completely.
  Quotations
  The whiles he steru'd with hunger and with drouth / He daily dyde, yet neuer throughly dyen couth.
  1590, Edmund Spenser, “Book II, Canto VII”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie
  The next advantage / Will we take throughly.
  1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene ii]
  Wash me throughly from mine iniquity, / And cleanse me from my sin.
  1611, The Holy Bible, […] (King James Version), London: […] Robert Barker, […], Psalms 51:2