1. (n.) Male genitalia
(Syn.) weiner, junk, wang, cock, etc.
2. (v.) To ejaculate in another's ear cavity.
3. (adj.) Of a soiled nature.
(Syn.) gunky, grimy
Noun: Jewish Mother- Did you eat all your Matzo balls?!
Son- Oh you're crazy mom, you know I fuckin' hate Matzo balls
Jewish Father- Ey!! You don't talk to your mother like that. You do it again, and I'll rip off your mishmükken!!
Verb: Guy #1- Hey, you remember Angie?
Guy #2- Yeah, she seemed pretty cool.
Guy #1- Oh, yeah, she was nice. I mishmükkened the fuck out of her last night.
Adjective: Guy #1- Oh no, you've muddied the waters.
Guy #2- Chill out bro, they were mishmükken before we ever got here.