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non sequitur

A statement that does not logically fit into the current conversation. Good luck getting answers from him—his every response to my questions so far has been a non sequitur. A: "I changed the oil in the car." B: "Well, that's a complete non sequitur, since I asked if you were hungry!"
See also: non, sequitur

a ˌnon ˈsequitur

(from Latin, formal) a statement that does not seem to follow what has just been said in any natural or logical way: In the middle of a discussion about the weather, Liz started talking about fish. Everyone ignored the non sequitur completely.
The Latin phrase means ‘it does not follow’.
See also: non, sequitur
References in classic literature ?
Alfred scolds me, every time we meet; and he has the better of me, I grant,--for he really does something; his life is a logical result of his opinions and mine is a contemptible non sequitur.
With CoreTEE, chip makers can now offer secure, standards compliant platform for device makers to make trustworthy devices," said Philip Attfield, president and CEO of Sequitur Labs.
LTD and SEM Operating Company LLC, a subsidiary of Sequitur Energy Resources LLC, to construct, own and operate the Ghost Chili Lateral pipeline and associated facilities in Houston County, TX.
The comment was a typical non sequitur by Rafsanjani.
AT&T said that it has assembled a team of leading security technology providers to deliver secure mobile devices under this award, including Green Hills Software, SafeNet and Sequitur Labs.
So, the suggestion for a debate is non sequitur ( a statement that does not logically follow the previous statement) and a non- starter," party spokesperson Manish Tewari said.
The Glaswegian often seems to unsettle post-match interviewers with a carefully timed non sequitur and the subject of Carroll tends to bring out his most abrasive side.
Some of the best for 2012: The Non Sequitur 2012 Calendar, offering a focus on daily life's ironies and oddities.
1): There appears to be a non sequitur in the examples given.
The surreal, absurd non sequitur here is a consistent feature of a book that is, ultimately, a mystifying miscellany.
A Pentagon directive, leaked to the Washington Post, urged officials to avoid using the infamous Bushian non sequitur.
Finished by Gottschalk (an associate with CMS Hasche Sigle in Hamburg, Germany specializing on corporate law) after von Mehren's demise, the text discusses foundational reasons for the existence of adjudicatory authority and its principal types; the design of jurisdictional provisions; the emergence of jurisdictional theory in the United States and Germany; the actor sequitur forum rei principle; consequences of splitting causes of action, participating as a litigant, and choice of forum agreements for consent and adjudicatory authority; forum non conveniens, antisuit injunctions, and lis pendens; and the role of international instruments in convergence and compromise in private international law.
Here is the non sequitur that leaps off the page: "Iran's Hezbollah terrorist proxies have turned Lebanon into an inferno.
Obviously, we misjudged how different people would react to Wiley Miller's Non Sequitur syndicated cartoon published by the New Straits Times last Monday,'' the newspaper said.
Parker's sex-focused non sequitur reminded me of my experience on a Disneyland canoe ride a few years ago.