Working odd summer jobs has been 'the sum of' my experience so far. [=has been all the experience I've had so far]
That picture 'sums' him 'up' perfectly. [=that picture perfectly shows what kind of person he is]
“So, you don't want to go because you think it will be boring?” “That just about 'sums it up'.”
(..) By doing what? You gonna create a pound-for-pound sausage replica of the victim, light it on fire, and see how long it burns? That pretty much sums it up, but I could use your help finding an enclosure to simulate the inside of a car. Okay, nice try, but I know what you're doing. (..)2016 TvShow: Bones Title: The Murder of the Meninist Season: 11 Episode 12