But why particularly a doornail, rather than just any old nail? Could it be because of the repetition of sounds, and the much better rhythm of the phrase ... compared with the version without door? Almost certainly the euphony has caused the phrase to survive longer than the alternatives I’ve quoted.
www.worldwidewords.org/qa/qa-dea1.htm
William and Mary Morris, in The Morris Dictionary of Word and Phrase Origins , quote a correspondent who points out that it could come from a standard term in carpentry. If you hammer a nail through a piece of timber and then flatten the en...
http://wiki.answers.com/Q/Deader_than_a_door_nail_origi...
A doornail is a very large studded nail on the outside of old wooden doors, often used to nail on the metal strips which gave the door additional strength.
http://wiki.answers.com/Q/What_is_a_DOORNAIL_as_in_Dead...
: I don't think the origin currently given is correct. ... One theory holds that the "doornail" in question was not a nail as we know nails today, ... Then again the 'nail' could be the heavy-handed decorative nails outer doors were studded with, though why these doornails would be regarded as any 'deader' than say,
www.phrases.org.uk/bulletin_board/10/messages/14.html
In Reply to: Re: Dead as a doornail posted by ESC on December 11, 2000 ... Then again the 'nail' could be the heavy-handed decorative nails outer doors were studded with, though why these doornails would be regarded as any 'deader' than say, coffin nails is a mystery.
www.phrases.org.uk/bulletin_board/6/messages/1143.html
Then again the 'nail' could be the heavy-handed decorative nails outer doors were studded with, though why these doornails would be regarded as any 'deader' than say, coffin nails is a mystery. ... Where did the phrase "deader that a doornail" come from? ... What is the origin of the phrase "done the trick"?
www.answerbag.com/q_view/56543
Consider the common phrase, "Deader than a door-nail". An inanimate object, "door-nail", is used as the vehicle to describe a state of "deadness". Does it make sense? Not really, because a door-nail is never alive to begin with. ... I spent some time with this VCM tracing its origin. The OED dates the senior reference at...
www.yaelf.com/vcmf.shtml
This page will hopefully be a growing explanation of the source of old sayings like "the whole kit & kaboodle", "land sakes", "what the Sam Hill", "Heaven's to Betsy", "deader than a doornail", etc. ... Some of these can be found by searching www.google.com (e.g. "cliche origin"), or try www.phrases.org.uk.
www.jdhartsell.com/sayings.html