A fork of Rural Dictionary
The not quite ketchup fluid that comes out before the ketchup. This can be remedied by giving the bottle a good shakin' before you squeeze.
A human squeezing a ketchup bottle onto a BBQ'd hot dogger Human one - "Oh shoot, now my dog is covered in pre-tomats!" Human two - "Bruh, you should have shaken the bottle, pre-tomats is the worst."