Improversation 

When you start a sentence and don't even know where it's going. You just find it along the way, an improv conversation. Improversation.

Sometimes I start talking and I don't know where it's going and I just find it along the way, an improversation.

Improversation by uvogin December 16, 2021

Improper 

Improper is an adjective; it refers to conduct which is not in accordance with accepted standards, especially of morality or honesty. It can also mean behaviour lacking in modesty and decency.

Some Americans think that Donald Trump’s behaviour is improper.
The behaviour of Malcolms is improper.

Improper by AKACroatalin March 1, 2017

Imprompter 

Used to describe what happens when the teleprompter goes blank while a speaker is reading from it, the words uttered after that are almost always improper.

Did you hear the imprompter words spoken by the president last night, I'll bet they fired the teleprompter operator immediately.

Imprompter by 2B+ September 7, 2013

impromperaneous 

adj: a term for something made up on the spot, a mixture of impromptu and extemporaneous

That joke was so sudden, it was impromperaneous.

impromperaneous by Lutheran Pirate December 6, 2005

Improper fraction 

When a girl's breasts are bigger than her bum, she is susceptible to the insult of being an improper fraction.

Hey, see Veronica over there? She's a real improper fraction.

Improper fraction by RoyceTarantino December 19, 2019

improper root 

A maths-based joke that refers to working towards, but not completely achieving, getting a root. It is essentially a failed attempt to tune or woo a female.

1. "Nah look... I didn't actually root her. It was more of an improper root."

"So nothing happened then."

"Uh... nah, we just chatted."
2. "Old mate Will got an improper root last night."

improper root by YaBoiMattyMC October 7, 2017

improper fraction 

A term used to describe the figure of an individual, typically a woman's, in which the torso is larger than the legs. Often used to describe how a person looks while wearing skinny jeans or leggings; popularized primarily on TikTok in 2022.

Commenter: I need to get rid of all my skinny jeans... they make me look like an improper fraction.

improper fraction by charmtapioca February 13, 2023