Reduck 

To duck a Jeep, you buy a small rubber duck, write a message or drawing on it – usually including the hashtag #duckduckjeep – and deposit it in or on a Jeep.
To reduck a Jeep, you take a rubber duck that you found on your Jeep and you deposit it in or on another Jeep.

Got ducked? Reduck to spread the cheer!

Reduck by LoveMyJeep December 1, 2021

harm reduction

The practice of providing advice and helpful suggestions to a novice regarding potentially dangerous activities in the hope that they will heed the advice and not cause hurt or harm to themselves or others.

Practicing harm reduction Keith showed Brittany how to IV drugs. According to him he didn't want the wrong person showing her the wrong way, because he knew she was headstrong.

harm reduction by Nikki Stixx December 9, 2018

Refuckulate 

To fix something which has at one point, been fucked.

The aliens fuked over the carburator on engine 4, Im gonna try and refuckulate it.

Refuckulate by coreytrevor,smokesletsgo October 14, 2011

reduction of order 

Reduction of order is a technique in mathematics for solving second-order ordinary differential equations. It is also a technique used in restaurants by math geeks who change their order to an amount less than originally requested.

I went to McDonald's and ordered two Big Macs, but I changed my mind and ordered only one. They didn't like my reduction of order.

reduction of order by murr2k March 14, 2009

refuckingtarded 

when fucking retarded just doesn't quite display the needed emotion.

"Why do you have to be so refuckingtarded?"

refuckingtarded by Desiree Aho January 9, 2008

refucktor 

A term used in software development to describe an unsuccessful refactor project.
Describes the outcome of a change that was intended to improve the underlying software but has actually made it worse.

This word is often used as an antonym for refactor.

The team have just spent 2 weeks on a refactoring project for the Scholarships functionality in AMS and now it no longer works. We must schedule another project to remedy this latest refucktor.

refucktor by Cut'n'paste coder August 21, 2013

redunk 

adj. used to describe something insane, unimaginable, crazy, inhuman, or cruel

"Wow, that Chemistry midterm was redunk. I got pwned"
"Dude, did you see that girl. Man, she was redunk!"

redunk by Giuseppe and Louis January 11, 2006