Skip to main content
Urban Dictionary Merch
Your favorite words on things you can wear, drink from, read, or give to a friend.
The Urban Dictionary Store sells gifts you’ll have to explain.

validity 

When there is an abundance of valid(cute) females in a given area.
Damn there's hella validity over there!
validity by PAPER1997 September 4, 2016

Validity 

Knuts
validity these knuts
Validity by Gay bowsers bro July 30, 2021

morbid validity 

something horrible or morbid in the written word, on film, or in an image, that explains itself in a way you can understand and/or appreciate. creating something horrible or morbid that is not simply to shock, scare, or disgust people.
Some of Edgar Allen Poe's work, like the Cask of Amontillado, had a sort of morbid vailidity behind it. (or) I saw that horror movie, Final Destination, and it seemed that most of the killings were done to shock people, it lacked morbid validity compared to a movie like Silence of the Lambs.
morbid validity by MillsFokk August 16, 2009

Law of Spectral Logical Validity

The principle that logical validity exists on a spectrum between absolute and relative, with infinite gradations and multiple dimensions. Under this law, an argument isn't simply valid or invalid—it's valid to some degree, in some logical systems, under some interpretations, for some purposes. The law of spectral validity recognizes that validity is not binary but continuous, that arguments can be more or less valid depending on the standards applied, and that the question isn't "is it valid?" but "where on the spectrum of validity does this argument fall?" This law is essential for understanding debates between different logical frameworks, where each side's arguments are valid within their own system but may appear invalid in another.
Law of Spectral Logical Validity Example: "She evaluated his argument using spectral logical validity, mapping it across multiple dimensions: validity in classical logic (high), validity in paraconsistent logic (medium), validity in fuzzy logic (depends on truth values), validity in everyday reasoning (pretty good). The spectral coordinates explained why the argument worked for some audiences and failed for others. She stopped calling it invalid and started understanding where it lived."

Law of the Fallacy Validity

The principle that under specific conditions, what appears to be a fallacy can actually be valid reasoning. The law acknowledges that context matters: an argument that commits a fallacy in one setting may be perfectly reasonable in another. Ad hominem, attacking the person, is fallacious in formal debate but valid when assessing credibility (you wouldn't trust a tobacco company's research on smoking). Appeal to authority is fallacious when the authority is irrelevant but valid when expertise is genuine. Slippery slope is fallacious when speculative but valid when causal chains are real. The law of the fallacy validity reminds us that fallacy labels are not absolute; they're tools, not weapons. What matters is not whether an argument fits a fallacy pattern but whether it's reasonable in context.
Example: "He accused her of ad hominem for mentioning the speaker's industry funding. She invoked the law of the fallacy validity: attacking the person is valid when their credibility is relevant. The funding mattered; the ad hominem was justified. He called it a fallacy; she called it context. She was right."

Appeal to Validity

A fallacy where someone argues that because an argument is logically valid (if premises true, conclusion must follow), it must therefore be sound (premises actually true). Or more commonly, using "that's not valid" to dismiss arguments that don't fit classical logical forms. The appeal is fallacious when it confuses formal validity with truth, or when it treats validity as the only criterion for good argument. An argument can be perfectly valid and completely false if its premises are wrong.
"I made an argument based on probability and context. Response: 'That's not logically valid!' They meant it didn't fit syllogistic form. But probabilistic arguments aren't supposed to be deductively valid—they're supposed to be inductively strong. Appeal to Validity: judging all arguments by standards that only apply to some."
Appeal to Validity by Dumu The Void February 28, 2026
More from Urban Dictionary

briefcake 

"Did you check out the briefcake in courtroom C?"
briefcake by Ben Frey April 6, 2006
Word of the Day on November 3, 2026
Brought to public attention by Bob Woodward and Carl Bernstein in the book on the fall of Richard Nixon, All The President’s Men, ratfucker was Nixon’s term for a political operative who sows chaos among opponents; an agent provocateur. It is thought to have originated among campus political rivalries at USC, and seems to have some usage in the US military.
Along with Nixon’s other ratfuckers, Roger Stone caused fights at otherwise peaceful Democratic Party protests to generate a false narrative that the Democrats were violent and dangerous.
Ratfucker by Ricky Ramjet November 2, 2017
Word of the Day on November 2, 2026

countrypolitan 

Term used to describe someone who is a mix of both rural (country) and urban (metropolitan) lifestyles/upbringings. He/she is typically equally comfortable in both settings and is able to seamlessly slip back and forth between the two, appreciating the characteristics of each.
That ol' gal of mine drives the 12 lane freeway during the week and a John Deere on the weekends. She likes opra and the Grand Ol' Opry. I love them countrypolitan women.
countrypolitan by MOChick November 7, 2006
Word of the Day on November 1, 2026

Witch Bath 

A bath consisting of a variety of slats, oils, soaps or any other added ingredients such as fruits, milks, herbs or any other spices for health or beautifying benifits.
She brought home alot of stuff and took it to the bathroom. She must be taking a witch bath.
Witch Bath by carnieboy30 October 26, 2020
Word of the Day on October 31, 2026
Load more