Muddering 

1. The activity or group of activities and/or actions related to training for a Tough Mudder competition.

2. The activities and/or actions executed while competing in a Tough Mudder.

"Atlas stones are too heavy and too awkward to be effectively used during muddering."

"Look at that! She's muddering faster than I've ever seen!"

Muddering by Mudderling January 15, 2013

ruddering 

When someone uses there hand to knock a standing man's flacid penis from side to side. The equivalent of motorboating.

Can also do 'tennis ruddering' when you use both hands and bounce the penis between them.

Also possible to do it up and down or with your foot.

Surprisingly satisfying for both particiants

Guy "can I motor boat you?'
Girl "only if I can do some ruddering of you after"
Guy " oh yes please"

ruddering by flemmimaid October 22, 2012

murderino 

A person who is interested in, especially obsessed with, murders. Including serial murderers, spree killers and rage/thrill killers. Dubbed Murderinos by a member of the My Favorite Murder Podcast fan page on Facebook. Murderinos gather there to discuss the podcast and interesting murders.

"I am available total murderino I'd rather read a true crime book than go out."

murderino by Monster Girl February 10, 2017

geriatric-mandering 

The act of sending your conservative parents to a retirement home in republican stronghold states to reduce the impact of their vote.

Person 1: I’m sending my racist mom to a retirement home in Alabama.

Person 2: Geriatric-mandering, huh?

geriatric-mandering by CookPu69 February 2, 2020

murdering piece of shit

Scar from LK1 who killed Mufasa.

That murdering piece of shit killed mufasa!

murdering piece of shit by ananomus November 2, 2004

murdering the head

this phrase can be used as a boast or a warning. it refers to the act of using the restroom, leaving both a large amount of excriment and a terrible smell behind.

bro 1:hey bro, where's your bathroom?

bro 2: no bro, dont go in there. i just finished murdering the head.

murdering the head by sailormanbananaton February 5, 2010

Jack-Mandering 

(n). when you intentionally submit multiple responses on a Google form in order to ensure a specific outcome of a vote, an offense punishable by an eye-poke

(v). intentionally submitting multiple responses on a Google form in order to ensure a specific outcome of a vote

"Did you hear what happened in Miller's class? There was Jack-Mandering afoot in the class vote."

Jack-Mandering by Aunt Tim February 1, 2022