People who won't stop bragging about their involvement in torture races, i.e. Tough Mudder, Spartan Run, etc.
"Here comes Steve wearing a new race shirt he's going to tell us all about, what a mudder fucker."
by Lenny Laserdisc May 12, 2015
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Simply Means.. Suck Your Mother

Term Used By: Fully Loaded Inc. DJ HypnotiXz & Vizions

Yow... SUKA MUDDER!!!!!!!!
by Fully Loaded Inc May 3, 2008
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When one lubricates ones hand from the penis that has been pulled out of the anus, then proceeds to finish them self with a "muddy" hand.
I was fucking Tom's mom up the ass and when I wasn't satisfied I decided to use the mudder tuggy technique.
by Neldog August 16, 2017
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While orally pleasuring a women from behind, you proceed to mudder boat her while she shits all over your face
It took me two showers to clean my face from last nights mudder blumpkin
by Flumpkin Bucker October 23, 2009
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like a mf but less rude
you such a mudder hudder fool
by Anonymous September 25, 2003
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Although there has been much debate about the true definition of "The Tough Mudder", the official definition is insurmountable.

The Tough Mudder
/THē təf məd•dər/
Adj.

While penetrating a female anus with the penis, the penetrator enters a free hand into the vaginal canal. Once accomplished, proceeds to masterbate his penis through her vagina while occupying her anal cavity.

Street names/slangs include;
Brownie beater
Fecal fap
Fisty fap
Libertarian
Mr.Hankey hand job
Mud tug
#mudtug
Over under
Reach through
Smelly jerk
1. The other day Nicole and I pulled off the tough mudder, let me tell you, it is quite possibly the hardest event on the planet.

2. Bro, when Ashley is shmasted face she always wants that brownie beater...I ain't mad.

3. "I let Jimmy do the #mudtug once, now all he wants is a smelly jerk:(" said Becky to the marriage counselor.
by lasvegascashew October 17, 2014
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Guy1: Did you hear Michael completed the Tough Mudder Challenge?

Guy2: Yeah he's a Tough Mudder Fucker.
by XxMayhem6xX February 19, 2012
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