An exclamation used exclusively when you've accidentally just agreed to go on a date with someone that you consider to be repugnant.
Other person: "Hey, so, uh, what are you doing this Saturday night?"
You: "Oh, nothing much. Going to Coffee Shop X to study, probably."
Other person: "See you there!"
邮件由 firstname.lastname@example.org 发出。我们决不会发送垃圾邮件。