Talking loudly in a movie theater over high volume, presumably during previews, only to have the preview end unexpectedly leaving you shouting something inappropriate for everyone to hear.
(with preview)
"Yeah we went out to eat...
(preview ends)
...and then we were fuckin' in the butt..."
"Dude, I hate muck-yucking. That was so embarrassing."
{Marvin Batech}: When some smelly, fat woman that smells like she hates showers reaches three feet into her boob and armpit crevices to fish out $5 and then they make a face when I grab that shit with my sleeve.
Place of origin: Hamilton, Ontario, Canada.
The (probably imaginary) fetish of enlarging one's testicle(s), through lack of use or medical illness, to the point of cartoonish proportions. Then, once 'full', bursting said testicle(s) all over a sexual partner.
When your sitting in a quite area and you can tell someone in the other room told a really good joke because you can hear them laughing so hard they start pounding on the table.
Tom: "Hey man did you find the answer to numbe......"
People in other room: "ah ha ha ha no fuckin' way ha ha ha ha ha hAAAAA!!!"
Daniel: "Wow those fuckers are really yucking it up in there aren't they"
Tom: "Yeah someone must of told a real knee slapper in there." "Good enough to keep us from working."
to yuck on someones yum or
to bring down someone's mood when they say something bad about something the other person likes or loves
Created:by crazy people in prescott