So Done - When you reach a stage where you are completely and utterly done with life. You couldn't be more done if you tried. You are so done with absolutely everything and everyone.

When you reach a stage in life where you are completely done with everything and everyone. You couldn't be more done if you tried because its reached a peak point.

Unable to handle any more of the current situation. Typically occurs during work. Employees will often refer to this state using the code "Sod one" if their employers are nearby.