Definition of "dout"

dout¹

noun
1. Obsolete spelling of doubt
2. Misspelling of doubt.

dout²

verb
third-person singular simple present douts, present participle douting, simple past and past participle douted
1. (transitive, dialectal or obsolete) To put out; quench; extinguish; douse.
  Quotations
  Mount them, and make inciſion in their Hides, / That their hot blood may ſpin in Engliſh eyes, / And doubt them with ſuperfluous courage : ha.
  1599, William Shakespeare, “The Life of Henry the Fift”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act IV, scene ii], page 86, column 1
  The fire she lit in every breast was fanned rather than douted by the rumour presently puffed abroad that she was the recipient of letters addressed in a man’s handwriting.
  1893, J. Keighley Snowden, “The Angel Barmaid”, in Tales of the Yorkshire Worlds, London: Sampson Low, Marston & Company, page 136