What is Umm...yeah?
1.
Usually used during periods between thoughts and words ..
"umm...yeah.. Did you finish the TPS Reports yet"?
See
2.
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"