a female whose has the meat or clit of her vagina sticking out further than the buns or more commonly know the lips
Did you see that chick at the pool? She was an umm bugga!
by sj3an April 25, 2010
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when you stroke your penis up and down it makes an umm - stiss sound
he was beating his penis in the bathroom and you could hear an umm stiss sound from the next room
by Anonymous March 31, 2003
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What you say when a person says something incredibly lame or stupid.
Guy A:"Yo whassup my peeps?"

Guy B: "umm... boo?"
by capecoddude April 17, 2009
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Origin :Arabic .

Kalthoom means beautiful full cheeks, and silky hair.

It also means an intelligent person.
However, this is a girl who enters a room and instantly sucks the mood right out. She has the ability to make everyone want to end their lives as soon as she enters their line of sight. be wary of anyone named Umm Kalthoom.
Person 1: Umm Kalthoom is that girl with the rosy cheeks right?

Person 2: Yeah , thats her
OR

Ugh brb Umm Kalthoom just walked in I'm going to go jump off the balcony
by wtvwtvwtv July 11, 2015
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What's this?
"Fred drunkenly pulled down the transsexual's skirt, mumbling, 'umm stiss?'"
by Professor Plum July 9, 2003
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(Noun) - Otherwise known as "Super Chief Engineer UMm-Chuck" or just "Chief" UMm-Chuck is a position held by few that is in charge of multiple tasks. When ever something is broken UMm-Chuck gets the call. Unfortunately, Its is just broken in more ways then can be fixed.

(Verb) - "To UMm-Chuck" is the action of giving deep tissues massages followed by a quick reach around "Boob tap."
Sam: Do you know what UMm-chuck just did?

Chris: No what did he just do?
Sam: He just gave me a back massage and tried to do a fail reach around. Followed by the "I dont know what just happened" and he just walked out of the room..

Chris: Thats a dagger.
by Dagger13 August 30, 2009
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done usally during a bad situation. The person stating this expression usally moves there hand in back and forth motion that emitates male masturbation
jim:"dude we get the car but you have to walk"

bob:'" ummmm yeah ummm yeah"
by da jim bob krew September 19, 2004
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