pop off

Quick and instantaneous movement of objects or information from on camera to off camera in a television program; also called bump out. In a pop-off, new optical picture information, such as titles to a frame, are removed from the field of the camera.

1.  Leave abruptly or hurriedly, as in I'm just going to pop off and mail some letters.
2.  Die suddenly, as in No one expected her to pop off like that. [Colloquial; second half of 1700s]
3.  Speak thoughtlessly in an angry outburst, as in Don't pop off at me--complain to whoever's responsible. [Slang; c. 1930]
4.  pop someone off. Kill someone, as in The sniper popped off at least three men. [Slang; early 1800s] All four usages transfer pop in the sense of "explode" to other kinds of sudden or violent behavior.

The verb has 2 meanings:

Meaning #1: leave quickly

Meaning #2: die (colloquial)
  Synonyms: kick the bucket, buy the farm, conk, drop dead, choke, croak, snuff it