Optional 

Not mandatory; A decision can be made in this situation.

Watching TV is more often than not optional.

Optional by Herman D. Optional July 31, 2004

optional 

Fuck OWL!

At Vanderbilt, optional means NOT OPTIONAL and not optional means NOT OPTIONAL (aka required).

1) Check your OWL grade because you just got screwed because you didn't do the OPTIONALS!

optional by Chemisty's bitch (beau-neur) December 12, 2004

OptionAl 

No option orders to comply specifically for people named Al. Not to be confused with the word optional which is meant for everyone else.

Failure is not an OptionAl.

OptionAl by SprinklesofKnowledge October 11, 2021

Optional Requirement 

The absurd concept of defining something that must be, when it might not.

Self contradicting term used by fucking idiots.

Malformed phrase created from the terms optional and requirement

Let's put the Video stuff in an appendix since they're an Optional Requirement set.

Optional Requirement by SmokerSmurf April 9, 2010

optional fact 

maintained as factual yet bereft of truth

truthiness synonym

wikipedia is comprised of optional facts. see also kgb youtube.com/watch?v=hoyrMhZFdmY

optional fact by wiki*dia May 19, 2013

Optional Lesbian 

Characters in a video game that the player character of any gender can date

Damn, Stardew Valley has so many Optional Lesbians.

Optional Lesbian by Biggleman May 29, 2018

Optional Toilet Paper 

When you have the option of the different toilet paper types that you prefer, such as ultra soft, thick, etc.

I love optional toilet paper.
This bathroom features optional toilet paper.

Optional Toilet Paper by Billiam Beaver October 5, 2016