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a suffix extracted from marathon, occurring as the final element in compounds which have the general sense “an event, as a sale or contest, drawn out to unusual length, often until a prearranged goal, as the contribution of a certain amount of money, is reached”: walkathon; readathon .
Also, -a-thon, -thon. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for thon
Historical Examples
  • Maybe its from thon McAlenan fellow that owes me two pound for the heifer.

    The Drone

    Rutherford Mayne
  • "thon was a brave coup you gave the soger in the street," she said.

    The Northern Iron George A. Birmingham
  • I aye said it of ye from thon night when you throttled the dragoon.

    The Northern Iron George A. Birmingham
  • And, what's more, thon man'll no sit easy on his horse for a bit.

    The Northern Iron George A. Birmingham
  • She's waving her hand to me and her in the very mouth of thon awful cave.

    The Northern Iron George A. Birmingham
  • It's his office, thon's one with the brass plate on the door.

    Our Casualty And Other Stories James Owen Hannay, AKA George A. Birmingham
  • Not only is it Charlie's, but it's a nice handy thing, thon!

    The Wind Bloweth

    Brian Oswald Donn-Byrne
  • The thon is the most unfishlike fish that one ever cast eyes upon.

    Rambles on the Riviera Francis Miltoun
  • thon took me in, and I believe she had waited for me at the door.

  • Erchie, thon's a thrivin' place, Coatbrig, but awfu' bad whisky.'

    Erchie (AKA Hugh Foulis) Neil Munro
British Dictionary definitions for thon


a Scot word for yon
Word Origin
C19: of uncertain origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for thon


also -thon, word-forming element denoting prolonged activity and usually some measure of endurance, abstracted from marathon. E.g. walkathon (1931), skatathon (1933); talkathon (1948); telethon (1949).

Online Etymology Dictionary, © 2010 Douglas Harper
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