An object, typically a person, that ruins (kills) the mood of those around it.
Often is awkward and doesn't have much self-confidence nor "swag".
Creates an uneasy environment to be in.
Typically does not mesh well with the opposite sex, quite the opposite, actually.
Always making comments that completely throw off everyone's groove.
Party tonight out with the guys going hard, please don't invite flow killer.
The speed that traffic is going at any given time. Sometimes, it's twenty below the speed limit, sometimes twenty plus over. If you go the speed limit while everyone else is going twenty over, you will get road raged.
However, saying, "I was going with the flow of traffic" to a cop is one way to guarantee getting a ticket.
Officer: I stopped you because you were doing 80 in a 55.
Driver: Offffficceerrr, I was just going with the flow of traffic.
Officer: Does the sign say 'Go with the flow of traffic'? No. It says 'Speed Limit 55'. Here's your ticket.
When a laxer need to get their hair chopped, it is called a Flow Chop. The reason for this is because the hair of a laxer is one of the main components of his flow, and when it is chopped, the words are combined to create: "Flow Chop"
Jake: Brandon, I love your flow, your good at lacrosse too!
Brandon: Yeah, but I need to get it cut soon.
Jake: Yeah, you need to get a flow chop.