1general; overall
2to sum up
3in every case; always; invariably
4anyway; after all; eventually; sooner or later
5surely
6(after a person's name) abbr. for 總經理|总经理 or 總編|总编 etc (總經理|总经理 · general manager; 總編|总编 · chief editor (of newspaper))
Examples
zǒng总yǒu有yì一tiān天nǐ你huì会míng bai明白de的。
总有一天你会明白的。
You will understand it as time passes.
孩子们总爱创作自己的游戏。
Children were apt to invent their own games.
过马路小心点总没有错的。
You cannot be too careful in crossing a street.