A muck ring is the ring of shit that forms around a penis during anal sex. A Felcher is one who felches. Therefore an MRLF is someone that felches and licks the muck ring off of penises
He's an Muck Ring Licking Felcher (MRLF)
by torrK August 19, 2008
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A politer way of saying to a friend, i'm going to fuck your sister then sloppy jizz over her tits
Dave: Bobby, since you wouldn't make me a brew its Time To Chuck My Muck Over Your Sister's Jubblies
by Greg_the_Smeg February 07, 2019
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cluster muck

A phrase used by Stephen King in 'Under the Dome' a more PC way of saying cluster F&%$!!!! discribes a situation like FUBAR or SNAFU
the snoclops guy..roch ny
after 911 the airports have turned into a cluster muck!
by snoclops June 13, 2012
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Hop on Muck

Slang for gay sex with Lil Raz
Big Raz: Hey man want to hop on muck?
Lil Raz: No. Please no.
by Your are mom September 17, 2021
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Mucked out

I ate a quad of shrooms last night, I was fucking mucked out bro
by Krahcsaz August 17, 2017
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muck ring

After you take a shit and wipe your ass you think it's nice and clean only to find out theres still some more in your o ring.
by soup bone September 21, 2013
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Muck sush

Aggressively eating puss.
Tom: "I really wish I had a bad bitch so I could muck sush right now."
"Sorry I'll call you back. I'm mucking sush."
by therealmills69 April 06, 2022
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