POP may refer to any of the following: 1. Short for Post Office Protocol, POP or POP mail is one of the most commonly used protocols used to receive e-mail on many e-mail clients. There are two different versions of POP: POP2 and POP3. POP2 was an early standard of POP that was only capable of receiving e-mail and required SMTP to send e-mail.
Zach Herron a 16 year old emerging pop artist / singer songwriter from Dallas, TX. He is 1/5th of Why Don't We. His vocal styling has been compared to Justin Bieber, Shawn Mendez, and Ed Sheeran to name a few.
Zachary Andrew Turner (18 July 2002 â 18 August 2003) was a boy from St. John's, Newfoundland and Labrador who was killed by his mother, Shirley Jane Turner, in a murder-suicide on 18 August 2003.Turner drugged the infant and jumped into the Atlantic Ocean.he deaths of Andrew Bagby and Zachary Turner later became the basis for the 2008 documentary Dear Zachary: A Letter to a Son About His Father, directed by Kurt Kuenne.