undefinitely 

Similar to Indefinitely, but used in a different manner. Instead of meaning infinitely, like indefinitely, UnDefinitely means uncertain, or not positive in a decision or statement. The opposite of definitely.

"I'm definitely sure that's not a word." -Dude 1
"I'm UnDefinitely sure, check the dictionary." - Dude 2

undefinitely by RiddleMeThis July 3, 2017

Indefinitely 

-without ending
-forever
-endless period of time
-infinite

Chris Galuski's doctor told him he will never achieve an erection again, indefinitely.

Indefinitely by C MF Jones January 9, 2017

Indefinitely Infinite

Describes something that is infinite and lasts for an indefinite amount of time

"Sir, we found something that is going to spread and become infinite."
"Well do we know how long this is going to occur?"
"No sir, it is indefinitely infinite."

Indefinitely Infinite by Noah Armon March 16, 2022

indefinitely 

When you know, and she knows, absolutely and beyond all reasonable doubt that your manhood is in all the way up to the hilt.

When your baws are slappin her arse, you're indefinitely.

indefinitely by delboy1080 March 6, 2009

indefinitely 

When the balls are slapping against her ass.

Her screams of pleasure proved he was indefinitely.

indefinitely by SYCLLY September 30, 2023

indefinitely 

adverb: when one's balls hit another's ass they are in definitely.

indefinitely by Joe Bigknutz October 26, 2003

Indefinitely Borrowed 

To indefinitely borrow something would be to borrow something without any intention of ever returning it back.

Mark is a such a dick. He indefinitely borrowed my pipe and I doubt he will ever return it. Fuck Mark.

Indefinitely Borrowed by Halcyon Halcyon February 12, 2017