I pronounce my words properly
It is used in place of "sandwich," for the intellectually lazy, during speech.
Person 1: I am eating a PB&J sanwich
Person 2: You mean "sandwich"
Person 1: No I don't enunciate my words
Person 2: Ok, that makes sense and also explains why you are eating a "PB & J" in the first place.
邮件由 email@example.com 发出。我们决不会发送垃圾邮件。