Used when deciding not to argue further and to accept the situation. They couldn't agree on who was right, so they decided to leave it at that.
Pro Tip 2/3
Avoiding Escalation
Helps prevent a discussion from becoming a bigger conflict or issue. He started criticizing my work, but I was tired and left it at that.
Pro Tip 3/3
Informal Closure
Signals an informal end to a conversation or activity without a formal conclusion. We couldn't solve the puzzle, so we just left it at that and went home.